Predicting Employee Layoffs With Machine Learning: A Social Network and Data Mining Approach
Predicting Employee Layoffs With Machine Learning: A Social Network and Data Mining Approach
Submitted by
G. MONIKA (Regd.No.21891A7224)
E. RISHIKESH (Regd.No.21891A7215)
K. GANESH (Regd.No.21891A7233)
BACHELOR OF TECHNOLOGY
in
DECEMBER 2024
DECLARATION
All such materials that have been obtained from other sources have been duly
acknowledged.
G. MONIKA
(Regd.No.21891A7224)
E. RISHIKESH
(Regd.No.21891A7215)
K. GANESH
(Regd.No.21891A7233)
i
CERTIFICATE
This is to certify that the project work titled – Predicting Employee Layoffs with
Machine Learning: A Social Network and Data Mining Approach submitted by
Ms. G. Monika (Regd.No.21891A7224), Mr. E. Rishikesh (Regd.No.21891A7215),
Mr. K. Ganesh (Regd.No.21891A7233), in partial fulfillment of the requirements for
the award of the degree of Bachelor of Technology in Artificial Intelligence and
Data Science to the Vignan Institute of Technology And Science, Deshmukhi is a
record of bonafide work carried out by us under my guidance and supervision.
The results embodied in this project report have not been submitted in any university
for the award of any degree and the results are achieved satisfactorily.
ii
ACKNOWLEDGEMENT
Every project big or small is successful largely due to the effort of a number of
wonderful people who have always given their valuable advice or lent a helping hand.
We sincerely appreciate the inspiration; support and guidance of all those people who
have been instrumental in making this project a success.
We thank our beloved Chairman, Dr. L. Rathaiah Sir, who gave us great
encouragement to work.
We thank our beloved CEO, Mr. Boyapati Shravan Sir, we remember him for his
valuable ideas and facilities available in college during the development of the project.
We convey our sincere thanks to Dr. G. Durga Sukumar Sir, Principal of our
institution for providing us with the required infrastructure and a very vibrant and
supportive staff.
We would like to thank our Head of the Department, Dr. B. Ravi Krishna sir, a
distinguished and eminent personality, whose strong recommendation, immense support
and constant encouragement has been great help to us. We intensely thank him for the
same.
We would like to express our sincere appreciations to our project coordinator Mr. T.
Sai Lalith Prasad sir and other faculty members for their guidance, continuous
encouragement and support during the project.
We would like to thank our Project Guide, Mr. T. Sai Lalith Prasad sir who has
invested his greater exertion in guiding the team in achieving the goal.
Special thanks go to my team mates, who helped me to assemble the parts and gave
suggestions in making this project. We take this opportunity to thank all our faculty who
have directly or indirectly helped our project. We pay our respects and love to our
parents and all other family members and friends for their love and encouragement
throughout our career.
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ABSTRACT
v
development process is too slow to support timely sharing of information. This project
describes an approach to automating the process of developing new data structures,
meta-data definitions, and translation software through automated tools.
Keywords:
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Table of Contents
1. Introduction...............................................................................................................................1
1.1 Purpose of the System and Background.....................................................................3
1.2 Objective of the Project...............................................................................................4
1.3 Problem Statement......................................................................................................4
2. Literature Survey.......................................................................................................................6
3. System Analysis........................................................................................................................11
3.1. Existing System..........................................................................................................11
3.1.1. Disadvantages of Existing Systems............................................................12
3.2. Proposed System........................................................................................................13
3.3. Software Requirement Specification..........................................................................16
3.3.1. Hardware Requirements..........................................................................................17
3.3.2 Software Requirements............................................................................................17
4. System Design...........................................................................................................................18
4.1. Introduction................................................................................................................18
4.2. Data Flow Diagrams..................................................................................................20
4.2.1. Dataflow......................................................................................................20
4.2.2. Process........................................................................................................20
4.2.3. Source..........................................................................................................21
4.2.4. Data Store....................................................................................................21
4.3. UML Diagrams..........................................................................................................21
4.3.1 Class Diagram..............................................................................................21
4.3.2 Use Case.......................................................................................................24
4.3.3 Object Diagrams..........................................................................................28
4.3.4 Component Diagram....................................................................................30
4.3.5 Activity Diagram..........................................................................................31
4.3.6 Start-Chart Diagram.....................................................................................36
5.System Implementation..............................................................................................................39
5.1 Modules.......................................................................................................................39
5.1.1 Real-Time Collaboration Module................................................................39
5.1.2 File Management Module............................................................................39
5.1.3 Download Module........................................................................................40
5.1.4 Room Management Module.........................................................................40
5.1.5 Syntax Highlighting Module........................................................................40
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5.1.6 Code-Execution Module..............................................................................41
5.1.7 Synchronization Module..............................................................................41
5.1.8 Group Chat Module.....................................................................................42
5.1.9 Auto Suggestion Module.............................................................................42
5.1.10 Collaborative Drawing Module.................................................................43
5.1.11 Sample Source Code..................................................................................43
6.Results and Discussions.............................................................................................................50
6.1 Login page..........................................................................................................................50
6.2 User 1 file page..................................................................................................................50
6.3 User 2 file page..................................................................................................................51
6.4 User 1 Group Chat.............................................................................................................51
6.5 User 2 Group Chat.............................................................................................................52
6.6 Output of the Sample Code................................................................................................52
6.7 Participants of the room.....................................................................................................53
6.8 Settings of the room...........................................................................................................53
6.9 Collaborative Drawing Page..............................................................................................54
7. Conclusion................................................................................................................................55
8. Future Scope.............................................................................................................................57
9.References..................................................................................................................................59
viii
List of Figures
Figure 1: Class Diagram of Code Collaboration System............................................24
Figure 2: Use case diagram of Code Collaboration System........................................27
Figure 3: Object diagram of Code Collaboration System...........................................29
Figure 4: Component Diagram of Code Collaboration System..................................31
Figure 5: Activity Diagram of Code Collaboration System........................................35
Figure 6: Start-Chart Diagram of Code Collaboration System...................................38
Figure 7: Login Page...................................................................................................50
Figure 8: User 1 File Page...........................................................................................50
Figure 9: User 2 File Page...........................................................................................51
Figure 10: User 1 Group chat......................................................................................51
Figure 11: User 2 Group chat.......................................................................................52
Figure 12: Output of the Sample Code........................................................................52
Figure 13: Participants of the room ............................................................................53
Figure 14: Settings of the room...................................................................................53
Figure 15: Collaborative Drawing page......................................................................54
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List of Tables
Table1: Table Name ...................................................................................................24
Table2: Table Name ...................................................................................................29
Table3: Table Name ...................................................................................................33
x
1. Introduction
Central to any collaboration system, version control tracks changes to code files,
enabling developers to manage revisions, revert changes, and maintain a complete
history of modifications. This ensures code integrity, facilitates parallel development,
and supports collaboration across teams. Code review processes allow developers to
evaluate proposed code changes systematically. Peers examine code for correctness,
adherence to coding standards, and potential optimizations or improvements. Code
1
review not only enhances code quality but also fosters knowledge sharing and ensures
consistency in coding practices across the team.
CI/CD pipelines automate build, test, and deployment processes, ensuring that
code changes are integrated and deployed to production environments swiftly and
reliably. This accelerates time-to-market, improves software quality, and supports agile
development practices. By streamlining workflows, automating repetitive tasks, and
facilitating real-time collaboration, these systems boost team productivity. Developers
can focus more on coding and less on administrative tasks, leading to faster
development cycles and quicker delivery of features and fixes.
Integration with Existing Tools: Integrating with existing development tools and
workflows requires careful planning and may involve customizations or API
integrations. Compatibility issues with legacy systems or tools can pose challenges
during deployment. Looking ahead, code collaboration systems continue to evolve with
advancements in technology and changing development practices:
The rapid evolution of software development practices has highlighted the need
for tools that streamline the process of creating, maintaining, and optimizing code.
Collaboration systems, such as team-based software development platforms, often face
challenges in maintaining productivity and reducing manual effort in code
creation. Automated code generation tools have emerged as a solution to minimize
redundant coding tasks, ensure consistency, and reduce errors. These tools, driven by
advancements in artificial intelligence (AI) and machine learning (ML), can generate
3
boilerplate code, provide intelligent suggestions, and integrate seamlessly with
collaboration platforms like GitHub, GitLab, and Slack. By focusing on improving
efficiency and accuracy in team-based coding environments, the development of an
automated code generation tool tailored for collaboration systems can significantly
enhance productivity while reducing costs and time-to-market.
4
with widely used collaboration platforms, making their adoption within teams
cumbersome. Additionally, issues such as version control conflicts and limited
scalability for large teams exacerbate the challenges faced in collaborative software
development. There is a pressing need for a tool that not only generates high-quality,
consistent code but also integrates seamlessly with collaboration systems to address
these gaps effectively.
5
2. Literature Survey
The role of platforms like GitHub, GitLab, and Bitbucket in revolutionizing code
collaboration has continued to grow. Studies highlight the expansion of GitHub’s social
coding features, such as Actions for CI/CD, which have significantly enhanced
automation in collaborative workflows (Hilton et al., 2020; Vasilescu et al., 2021).
Recent research underscores the importance of code review in collaborative systems.
Automated code review tools, augmented by AI and machine learning techniques, have
become more prevalent, improving the early detection of defects and reducing the
cognitive load on developers (Balachandran, 2020; Baum et al., 2021).
6
integration (CI) and continuous deployment (CD) have become even more critical
(Fowler, 2021). With the increasing reliance on cloud-based collaboration platforms,
security and privacy concerns have become more pronounced. Studies focus on
vulnerabilities in code repositories and the implementation of secure authentication
mechanisms and data protection strategies to mitigate risks (Rastogi et al., 2021).
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3. System Analysis
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Collaborative communication tools are also essential components of code
collaboration systems. Platforms like Slack, Microsoft Teams, or built-in
communication features within GitLab and GitHub facilitate real-time
communication among team members. These tools support discussions, decision-
making processes, and knowledge sharing, enhancing team collaboration and
reducing communication barriers, especially in distributed or remote teams.
12
Additional costs for storage, advanced features, or integrations can add up,
making the overall system expensive.
Many advanced features come with subscription fees, which can be costly for
individuals or small teams.
Once a team commits to a specific system, migrating to another platform can be
challenging and costly, leading to vendor lock-in.
Running and testing code within the collaboration environment can be limited,
especially for complex or resource-intensive applications.
Each collaboration session is assigned a unique room ID, making it easy for
participants to join specific projects. This feature ensures that collaboration spaces are
organized and secure. Our platform supports a wide range of programming languages,
making it versatile and suitable for various types of development projects. Whether you
13
are working on web development, mobile applications, or data science, our system has
you covered.
The system automatically detects the programming language of the file being
edited and provides syntax highlighting accordingly. This feature improves code
readability and reduces the likelihood of syntax errors. Users can execute code directly
within the collaboration environment, providing instant feedback and results. Any
changes made to the code are instantly synchronized across all files and visible to all
collaborators. This ensures that everyone is always on the same page, reducing the risk
of conflicts and discrepancies.
The system provides real-time notifications when users join or leave the
collaboration session. This keeps everyone informed about who is actively participating
in the project at any given time. A user presence list displays all participants currently
in the collaboration session, along with their online/offline status indicators. This helps
in coordinating efforts and knowing who is available for discussion. Integrated group
chat functionality allows users to communicate in real-time while working on code.
This feature enhances collaboration by enabling instant discussions, clarifications, and
decision-making.
A real-time tooltip feature shows which users are currently editing a particular
section of the code. This prevents overlapping work and helps collaborators to
coordinate their efforts effectively. The system provides intelligent auto-suggestions
based on the programming language being used. . Users can customize their coding
environment by changing the font size and font family. This ensures a comfortable and
personalized coding experience for each developer.
The platform offers a variety of themes that users can choose from to personalize
their coding environment. Whether you prefer a dark mode or a light mode, there is a
theme to suit your preference. A collaborative drawing feature allows users to draw and
14
sketch in real-time. This enhances the interactive experience and is particularly useful
for brainstorming, diagramming, and visual explanations.
15
3.3 Software Requirement Specification
Within the systems development life cycle domain, the BA typically performs a
liaison function between the business side of an enterprise and the information
technology department or external service providers. Software requirements
specification establishes the basis for an agreement between customers and
contractors or suppliers (in market-driven projects, these roles may be played by the
marketing and development divisions) on what the software product is to do as well
as what it is not expected to do.
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3.3.1 Hardware Requirements
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4. System Design
4.1 Introduction
A graphical tool used to describe and analyze the moment of data through a
system manual or automated including the process, stores of data, and delays in the
system. Data Flow Diagrams are the central tool and the basis from which other
components are developed. The transformation of data from input to output, through
processes, may be described logically and independently of the physical components
associated with the system.
The DFD is also known as a data flow graph or a bubble chart. DFDs are the
model of the proposed system. They clearly should show the requirements on which
the new system should be built. Later during design activity this is taken as the basis
for drawing the system’s structure charts. The Basic Notation used to create a DFD’s
are as follows:
4.2.1 Dataflow
4.2.2 Process
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People, procedures, or devices that use or produce (Transform) Data. The physical
component is not identified.
4.2.3 Source
External sources or destination of data, which may be People, programs,
organizations or other entities.
Class Name
Attributes
Operations
Class Name:
The name of the class is only needed in the graphical representation of the class.
It appears in the top most compartment. A class is the blueprint of an object which can
share the same relationships, attributes, operations, & semantics. The class is rendered
as a rectangle, including its name, attributes, and operations in sperate compartments.
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Following rules must be taken care of while representing a class:
Attributes:
An attribute is named property of a class which describes the object being
modeled. In the class diagram, this component is placed just below the name-
compartment. A derived attribute is computed from other attributes.
Relationships:
There are mainly three kinds of relationships in UML:
• Dependencies
• Generalizations
• Associations
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Dependency:
A dependency means the relation between two or more classes in which a change
in one may force changes in the other. However, it will always create a weaker
relationship. Dependency indicates that one class depends on another.
Generalization:
A generalization helps to connect a subclass to its superclass. A sub-class is
inherited from its superclass. Generalization relationship can't be used to model
interface implementation. Class diagram allows inheriting from multiple super classes.
Association:
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This kind of relationship represents static relationships between classes A and B
Use case diagrams model the functionality of a system using actors and use
cases. Use cases are services or functions provided by the system to its users. Use
case diagram is useful for representing the functional requirements of the system
using various notations like system, use case, actors, and relationships.
Use case:
Draw use cases using ovals. Label with ovals with verbs that represent the
system's functions.
Actors:
Actors are the users of a system. When one system is the actor of another system,
label the actor system with the actor stereotype.
Relationships:
Illustrate relationships between an actor and a use case with a simple line. For
relationships among use cases, use arrows labelled either "uses" or "extends." A "uses"
26
relationship indicates that one use case is needed by another in order to perform a task.
An "extends" relationship indicates alternative options under a certain use case.
These are basic symbols and notations which can be used in the use case
diagrams.
27
28
Use case diagram of Code Collaboration System :
Object Diagram
Object diagrams are dependent on the class diagram as they are derived from the
class diagram. It represents an instance of a class diagram. The objects help in
portraying a static view of an object-oriented system at a specific instant. Both the
object and class diagram are similar to some extent; the only difference is that the class
diagram provides an abstract view of a system. It helps in visualizing a particular
functionality of a system.
Object Attributes
Just like classes, it is possible to list object attributes within an individual box.
Even so, as opposed to classes, object attributes must have values allocated to them.
30
Links
We use a link to symbolize a relationship between two objects. You are able to
draw the link when using the lines applied to class diagrams.
31
4.3.4 Component Diagram
UML Component diagrams are used to only demonstrate the behavior as well as
the structure of a system. Component diagrams are basically diagrams of the class
focusing on components of a system is often used for modeling of the static
implementation view of the system.
Component diagrams have many advantages that can help our team in various ways :
Package:
Package in UML can be defined as something that can group elements, and then
gives a namespace for all of those grouped elements.
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Dependency:
Dependency relationship in UML can be defined as a relationship wherein one
of the elements which are the client uses or depends on another element which is the
supplier.
Action states
Action states represent the non-interruptible actions of objects. You can draw an
action state in Smart Draw using a rectangle with rounded corners.
Action Flow
Object Flow
Object flow refers to the creation and modification of objects by activities. An object flow arrow from
an action to an object means that the action creates or influences the object.
34
An object flow arrow from an object to an action indicates that the action state
uses the object.
Initial State
Final State
An arrow pointing to a filled circle nested inside another circle represents the
final action state.
Branching
35
Synchronization
Swimlanes -
36
Activity Diagram of Code Collaboration System :
37
Figure 5: Activity Diagram of Code Collaboration System
A state diagram is used to represent the condition of the system or part of the
38
system at finite instances of time. It‘s a behavioral diagram and it represents the
behavior using finite state transitions. State diagrams are also referred to as State
machines and State-chart Diagrams.
• We use it to state the events responsible for change in state (we do not show
what processes cause those events).
• We use it to model the dynamic behavior of the system .
• To understand the reaction of objects/classes to internal or external stimuli.
We use a black filled circle represent the initial state of a System or a class.
Transition
We use a solid arrow to represent the transition or change of control from one
state to another. The arrow is labelled with the event which causes the change in state.
State
Fork
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We use a rounded solid rectangular bar to represent a Fork notation with
incoming arrow from the parent state and outgoing arrows towards the newly created
states. We use the fork notation to represent a state splitting into two or more
concurrent states.
Self-transition
We use a solid arrow pointing back to the state itself to represent a self-
transition. There might be scenarios when the state of the object does not change
upon the occurrence of an event. We use self-transitions to represent such cases.
Composite state
Final state
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We use a filled circle within a circle notation to represent the final state in a state
machine diagram.
5.System Implementation
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5.1 Modules
Modules used for implementing the project are Real-time collaboration module,
File management module, Download module, Room management module, Syntax
highlighting module, Code-Execution module, Synchronization module, Group chat
module, Auto Suggestion module, Collaborative Drawing module.
42
5.1.3 Download Module
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helps developers quickly identify errors and understand code structure, making the
coding process more efficient and less error-prone. The module supports a wide range
of programming languages, ensuring versatility and adaptability for various
development projects, thereby significantly improving the overall coding experience
within the collaborative environment.
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51
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* @return icon filename
*/
function getIconForOpenFolder(folderName) {
return getIconForFolder(folderName).split('.').shift() +
'_opened.svg';
}
exports.getIconForOpenFolder = getIconForOpenFolder;
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6.Results and Discussions
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Figure 8: User-1 file page
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Figure 10: User-1 group chat page
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7. Conclusion
Firstly, version control lies at the core of these systems, enabling developers to
track changes, manage revisions, and revert to previous states when needed. This
capability ensures code integrity and provides a historical record of development
progress. By using branches and merges, teams can work concurrently on different
features or fixes without interfering with each other's code, fostering parallel
development and reducing conflicts.
Moreover, these systems facilitate effective code reviews, a critical process for
ensuring code quality and knowledge sharing within the team. By enabling peer
reviews of proposed changes, developers can provide feedback, identify bugs, and
suggest improvements before merging code into the main repository. This iterative
process not only improves code quality but also helps in spreading domain knowledge
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across team members.
Security is another critical aspect addressed by these systems. They offer robust
access control mechanisms, allowing administrators to define permissions and restrict
access to sensitive code or repositories. Built-in security features such as vulnerability
scanning and dependency management help identify and mitigate potential security
risks early in the development process, safeguarding against malicious attacks.
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8. Future Scope
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