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R. Uthayakumar 0001
2020 – today
- 2023
- [j59]A. A. Navish
, M. Priya
A Metaphorical Interpretation on Vessel Segmentation Algorithms by using Local Connected Fractal Dimension. Comput. methods Biomech. Biomed. Eng. Imaging Vis. 11(2): 205-214 (2023) - [j58]A. A. Navish
A Chaotic Approach to Recognize the Characteristics of Genetic Codes of Covid Patients. Comput. methods Biomech. Biomed. Eng. Imaging Vis. 11(3): 399-412 (2023) - [j57]A. A. Navish
A comparative study on estimation of fractal dimension of EMG signal using SWT and FLP. Comput. methods Biomech. Biomed. Eng. Imaging Vis. 11(3): 586-597 (2023) - [j56]S. Tharani, R. Uthayakumar:
Optimisation on a constrained integrated supply chain for multiple steel products with investment and freight cost discount. Int. J. Math. Oper. Res. 24(1): 78-103 (2023) - [j55]B. Karthick
An optimal strategy for forecasting demand in a three-echelon supply chain system via metaheuristic optimization. Soft Comput. 27(16): 11431-11450 (2023) - 2022
- [j54]Uthayakumar Ramasamy, Balasubramani Malleeswaran:
A sustainable inventory model for setup and ordering cost reduction under a controllable lead time. Int. J. Math. Oper. Res. 22(2): 143-161 (2022) - 2021
- [j53]Selvaraj Hemapriya, Uthayakumar Ramasamy:
Inflation and time value of money in a vendor-buyer inventory system with transportation cost and ordering cost reduction. J. Control. Decis. 8(2): 98-105 (2021) - [j52]R. Sundararajan
An EOQ model of non-instantaneous deteriorating items with price, time-dependent demand and backlogging. J. Control. Decis. 8(2): 135-154 (2021) - [j51]B. Karthick
A single-consignor multi-consignee multi-item model with permissible payment delay, delayed shipment and variable lead time under consignment stock policy. RAIRO Oper. Res. 55(4): 2439-2468 (2021) - [j50]Selvaraj Hemapriya, Uthayakumar Ramasamy:
Imperfect production supply chain model considering price-sensitive demand and quantity discounts under free distribution approach. RAIRO Oper. Res. 55(Supplement): S1833-S1848 (2021) - 2020
- [j49]Selvaraj Hemapriya, Uthayakumar Ramasamy:
A neoteric approach to geometric shipment policy in an integrated supply chain with setup cost reduction and freight cost using service level constraint. RAIRO Oper. Res. 54(3): 653-673 (2020) - [j48]S. Tharani, R. Uthayakumar:
A novel approach to safety stock management in an integrated supply chain with controllable lead time and ordering cost reduction using present value. RAIRO Oper. Res. 54(5): 1327-1346 (2020) - [j47]Selvaraj Hemapriya, Uthayakumar Ramasamy:
Integrated production inventory model with variable production rate on quality of products involving probabilistic defective under variable setup cost. RAIRO Oper. Res. 54(6): 1723-1756 (2020)
2010 – 2019
- 2019
- [j46]R. Uthayakumar, M. Ganesh Kumar:
Single-vendor multi-buyer integrated inventory system for multi-item. Int. J. Math. Oper. Res. 14(3): 359-376 (2019) - [j45]M. Ganesh Kumar, R. Uthayakumar
Multi-item inventory model with variable backorder and price discount under trade credit policy in stochastic demand. Int. J. Prod. Res. 57(1): 298-320 (2019) - [j44]M. Ganesh Kumar, R. Uthayakumar
Modelling on vendor-managed inventory policies with equal and unequal shipments under GHG emission-trading scheme. Int. J. Prod. Res. 57(11): 3362-3381 (2019) - [j43]S. K. Karuppasamy
Coordination of a three-level supply chain with variable demand and order size dependent trade credit in healthcare industries. Int. J. Syst. Assur. Eng. Manag. 10(2): 285-298 (2019) - [j42]M. Ganesh Kumar, R. Uthayakumar
A two-echelon integrated inventory model under generalized lead time distribution with variable backordering rate. Int. J. Syst. Assur. Eng. Manag. 10(4): 552-562 (2019) - 2018
- [j41]R. Uthayakumar
Constrained integrated inventory model for multi-item under mixture of distributions. RAIRO Oper. Res. 52(3): 849-893 (2018) - 2017
- [j40]S. Priyan
An integrated production-distribution inventory system involving probabilistic defective and errors in quality inspection under variable setup cost. Int. Trans. Oper. Res. 24(6): 1487-1524 (2017) - [j39]M. Vijayashree, R. Uthayakumar:
A supply chain management in a single-vendor and a single-buyer integrated inventory model with backorders under imperfect production system. J. Control. Decis. 4(4): 195-233 (2017) - [j38]D. Sharmila, R. Uthayakumar:
Integrated supply chain model for deteriorating item with exponential demand and triangular fuzzy on holding costs. J. Control. Decis. 4(4): 234-262 (2017) - [j37]M. Palanivel
A production-inventory model with promotional effort, variable production cost and probabilistic deterioration. Int. J. Syst. Assur. Eng. Manag. 8(1s): 290-300 (2017) - [j36]S. Priyan
Setup cost reduction EMQ inventory system with probabilistic defective and rework in multiple shipments management. Int. J. Syst. Assur. Eng. Manag. 8(2): 223-241 (2017) - [j35]M. Ganesh Kumar, R. Uthayakumar
An integrated single vendor-buyer inventory model for imperfect production process with stochastic demand in controllable lead time. Int. J. Syst. Assur. Eng. Manag. 8(2s): 1041-1054 (2017) - [j34]K. F. Mary Latha, R. Uthayakumar
A two-echelon supply chain coordination with quantity discount incentive for fixed lifetime product in a fuzzy environment. Int. J. Syst. Assur. Eng. Manag. 8(2s): 1194-1208 (2017) - [j33]R. Sundara Rajan
Comprehensive solution procedure for optimizing replenishment policies of instantaneous deteriorating items with stock-dependent demand under partial trade credit linked to order quantity. Int. J. Syst. Assur. Eng. Manag. 8(2s): 1343-1373 (2017) - [j32]Selvaraj Hemapriya, Uthayakumar Ramasamy:
An inventory model with uncertain demand and lost sales reduction under service level constraint. Int. J. Syst. Assur. Eng. Manag. 8(2s): 1399-1418 (2017) - 2016
- [j31]Uthayakumar Ramasamy, Gowrisankar Arulprakash:
Mid-sagittal plane detection in brain magnetic resonance image based on multifractal techniques. IET Image Process. 10(10): 751-762 (2016) - [j30]M. Valliathal, R. Uthayakumar
Optimal replenishment policies of an EOQ model for non-instantaneous Weibull deteriorating items with ramp-type of demand under shortages. Int. J. Math. Oper. Res. 8(1): 60-86 (2016) - [j29]C. Velmurugan, R. Uthayakumar
Optimal shipment policy with ordering constraint for multi items in healthcare industries. Int. J. Math. Oper. Res. 8(2): 203-222 (2016) - [j28]S. Priyan
Economic design of an inventory system involving probabilistic deterioration and variable setup cost through mathematical approach. Int. J. Math. Oper. Res. 8(3): 312-341 (2016) - [j27]M. Palanivel
Finite horizon EOQ model for non-instantaneous deteriorating items with probabilistic deterioration and partial backlogging under inflation. Int. J. Math. Oper. Res. 8(4): 449-476 (2016) - [j26]M. Palanivel
Two-warehouse inventory model for non-instantaneous deteriorating items with optimal credit period and partial backlogging under inflation. J. Control. Decis. 3(2): 132-150 (2016) - [j25]M. Palanivel
An inventory model with imperfect items, stock dependent demand and permissible delay in payments under inflation. RAIRO Oper. Res. 50(3): 473-489 (2016) - [j24]M. Vijayashree, R. Uthayakumar
Two-echelon supply chain inventory model with controllable lead time. Int. J. Syst. Assur. Eng. Manag. 7(1s): 112-125 (2016) - 2015
- [j23]M. Palanivel
Finite horizon EOQ model for non-instantaneous deteriorating items with price and advertisement dependent demand and partial backlogging under inflation. Int. J. Syst. Sci. 46(10): 1762-1773 (2015) - [j22]S. Priyan
Mathematical Modeling and Computational Algorithm to Solve Multi-Echelon Multi-Constraint Inventory Problem with Errors in Quality Inspection. J. Math. Model. Algorithms Oper. Res. 14(1): 67-89 (2015) - 2013
- [j21]K. Annadurai
Two-echelon inventory model for deteriorating items with credit period dependent demand including shortages under trade credit. Optim. Lett. 7(6): 1227-1249 (2013) - 2012
- [j20]R. Uthayakumar
Multifractal scaling of crack images from pyroligneous acid dried sludge. J. Comput. Sci. 3(1-2): 67-73 (2012) - [j19]R. Uthayakumar
An Economic Production Quantity Model for Defective Items with Trapezoidal type Demand Rate. J. Optim. Theory Appl. 154(3): 1055-1079 (2012) - 2011
- [j18]M. Valliathal, R. Uthayakumar
Effects of ramp type demand and Weibull deterioration rate on retailers' optimal pricing and lot-sizing policies for deteriorating items with partial backlogging. Int. J. Data Anal. Tech. Strateg. 3(4): 375-405 (2011) - [j17]M. Valliathal, R. Uthayakumar
An EOQ model for rebate value and selling-price-dependent demand rate with shortages. Int. J. Math. Oper. Res. 3(1): 99-123 (2011) - [j16]R. Uthayakumar, M. Valliathal:
Fuzzy Economic Production Quantity Model for Weibull Deteriorating Items with Ramp Type of Demand. Int. J. Strateg. Decis. Sci. 2(3): 55-90 (2011) - [j15]D. Easwaramoorthy
Improved generalized fractal dimensions in the discrimination between Healthy and Epileptic EEG Signals. J. Comput. Sci. 2(1): 31-38 (2011) - [j14]M. Valliathal, R. Uthayakumar
Designing a new computational approach of partial backlogging on the economic production quantity model for deteriorating items with non-linear holding cost under inflationary conditions. Optim. Lett. 5(3): 515-530 (2011) - 2010
- [j13]P. Paramanathan
Fractal interpolation on the Koch Curve. Comput. Math. Appl. 59(10): 3229-3233 (2010) - [j12]M. Valliathal, R. Uthayakumar
A finite horizon EPQ model for deteriorating items with shortages under permissible delay in payments. Int. J. Appl. Decis. Sci. 3(4): 338-365 (2010) - [j11]K. V. Geetha
Economic design of an inventory policy for non-instantaneous deteriorating items under permissible delay in payments. J. Comput. Appl. Math. 233(10): 2492-2505 (2010) - [j10]A. Thangam, R. Uthayakumar
Optimal pricing and lot-sizing policy for a two-warehouse supply chain system with perishable items under partial trade credit financing. Oper. Res. 10(2): 133-161 (2010)
2000 – 2009
- 2009
- [j9]A. Thangam, R. Uthayakumar
Two-echelon trade credit financing for perishable items in a supply chain when demand depends on both selling price and credit period. Comput. Ind. Eng. 57(3): 773-786 (2009) - [j8]A. Thangam, R. Uthayakumar
Optimal Pricing Strategies for an Inventory System with Perishable Items and Waiting Time Dependent Order Cancellations. Int. J. Inf. Syst. Supply Chain Manag. 2(4): 80-95 (2009) - [j7]R. Uthayakumar
A continuous review inventory model with controllable backorder rate and investments. Int. J. Syst. Sci. 40(3): 245-254 (2009) - [c1]G. Jayalalitha, R. Uthayakumar
Recognition of Cervical Cancer Based on Fractal Dimension. ARTCom 2009: 532-536 - 2008
- [j6]P. Paramanathan
An algorithm for computing the fractal dimension of waveforms. Appl. Math. Comput. 195(2): 598-603 (2008) - [j5]P. Paramanathan
Application of fractal theory in analysis of human electroencephalographic signals. Comput. Biol. Medicine 38(3): 372-378 (2008) - [j4]G. Jayalalitha, V. Shanthoshini Deviha, R. Uthayakumar
Fractal model for blood flow in cardiovascular system. Comput. Biol. Medicine 38(6): 684-693 (2008) - [j3]A. Thangam, R. Uthayakumar
A two-level supply chain with partial backordering and approximated Poisson demand. Eur. J. Oper. Res. 187(1): 228-242 (2008) - 2007
- [j2]R. Uthayakumar
Fractal dimension of irregular digitalized curves by divider method. Appl. Math. Comput. 189(1): 68-71 (2007) - [j1]R. Uthayakumar
An algorithm for computing fractal dimension of rectifiable irregular graphs. Appl. Math. Comput. 190(1): 305-308 (2007)
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