Computers & Operations Research

Article	Citations
Reinforcement learning for combinatorial optimization: A survey	318
Optimization for drone and drone-truck combined operations: A review of the state of the art and future directions	238
Real-time production scheduling in the Industry-4.0 context: Addressing uncertainties in job arrivals and machine breakdowns	119
A simulation-based heuristic for the electric vehicle routing problem with time windows and stochastic waiting times at recharging stations	115
Supply chain coordination of fresh agricultural products based on consumer behavior	91
IoT and digital twin enabled smart tracking for safety management	89
Impeding challenges on industry 4.0 in circular economy: Palm oil industry in Malaysia	88
A survey of job shop scheduling problem: The types and models	83
Hybrid genetic search for the CVRP: Open-source implementation and SWAP* neighborhood	72
Time-dependent multi-depot green vehicle routing problem with time windows considering temporal-spatial distance	66
Comparing two SVM models through different metrics based on the confusion matrix	62
A reinforcement learning iterated local search for makespan minimization in additive manufacturing machine scheduling problems	59
The online vehicle routing problem with occasional drivers	58
Balancing and scheduling assembly lines with human-robot collaboration tasks	58
Digital twin-enabled dynamic scheduling with preventive maintenance using a double-layer Q-learning algorithm	56
Logistics for a fleet of drones for medical item delivery: A case study for Louisville, KY	54
The aircraft runway scheduling problem: A survey	51
Lateral inventory share-based models for IoT-enabled E-commerce sustainable food supply networks	51
Order allocation, rack allocation and rack sequencing for pickers in a mobile rack environment	47
An exact solution method for the TSP with Drone based on decomposition	47
Balancing of two-sided disassembly lines: Problem definition, MILP model and genetic algorithm approach	47
Knapsack problems — An overview of recent advances. Part II: Multiple, multidimensional, and quadratic knapsack problems	45
Energy aware scheduling in flexible flow shops with hybrid particle swarm optimization	45
A hybrid many-objective evolutionary algorithm for flexible job-shop scheduling problem with transportation and setup times	45
Machine scheduling with orientation selection and two-dimensional packing for additive manufacturing	44

An effective benders decomposition algorithm for solving the distributed permutation flowshop scheduling problem	43
A novel dynamic credit risk evaluation method using data envelopment analysis with common weights and combination of multi-attribute decision-making methods	43
Scheduling local and express trains in suburban rail transit lines: Mixed–integer nonlinear programming and adaptive genetic algorithm	42
Mixed Integer linear programming and constraint programming models for the online printing shop scheduling problem	41
Effective constructive heuristics for distributed no-wait flexible flow shop scheduling problem	41
The traveling salesman problem with release dates and drone resupply	41
A dynamic path planning approach for dense, large, grid-based automated guided vehicle systems	40
A hybrid algorithm for time-dependent vehicle routing problem with time windows	38
An improved genetic algorithm for the integrated satellite imaging and data transmission scheduling problem	38
Solution approaches for integrated vehicle and crew scheduling with electric buses	38
An efficient variable neighborhood search with tabu shaking for a class of multi-depot vehicle routing problems	38
Branch-and-cut-and-price for the Electric Vehicle Routing Problem with Time Windows, Piecewise-Linear Recharging and Capacitated Recharging Stations	38
Designing a portfolio-based closed-loop supply chain network for dairy products with a financial approach: Accelerated Benders decomposition algorithm	37
Just-in-time scheduling for a distributed concrete precast flow shop system	37
Efficient multi-objective metaheuristic algorithm for sustainable harvest planning problem	37
A Large Neighborhood Search for the Pickup and Delivery Problem with Time Windows, Split Loads and Transshipments	37
Airline disruption management: A literature review and practical challenges	37
Review of obnoxious facilities location problems	36
Optimal policy for an inventory system with demand dependent on price, time and frequency of advertisement	36
A multi-commodity two-Echelon capacitated vehicle routing problem with time windows: Model formulations and solution approach	36
A Tabu Search algorithm for the Probabilistic Orienteering Problem	36
A swarm intelligence graph-based pathfinding algorithm (SIGPA) for multi-objective route planning	35
Variable neighborhood search for large offshore wind farm layout optimization	34
Vehicle routing with private and shared delivery locations	34
Genetic programming-based hyper-heuristic approach for solving dynamic job shop scheduling problem with extended technical precedence constraints	34
Adaptive neighborhood simulated annealing for the heterogeneous fleet vehicle routing problem with multiple cross-docks	34
Decomposition-based hyperheuristic approaches for the bi-objective cold chain considering environmental effects	34
A hybrid adaptive large neighborhood search heuristic for the team orienteering problem	34
A hybrid genetic-particle swarm algorithm based on multilevel neighbourhood structure for flexible job shop scheduling problem	33
A hybrid ant colony optimization-variable neighborhood descent approach for the cumulative capacitated vehicle routing problem	33
Two-stage matching-and-scheduling algorithm for real-time private parking-sharing programs	31
A hybrid multi-objective approach for real-time flexible production scheduling and rescheduling under dynamic environment in Industry 4.0 context	30
Joint optimization of order sequencing and rack scheduling in the robotic mobile fulfilment system	30
Iterated greedy algorithms enhanced by hyper-heuristic based learning for hybrid flexible flowshop scheduling problem with sequence dependent setup times: A case study at a manufacturing plant	30
A metaheuristic based on tabu search for solving a technician routing and scheduling problem	30
Fleet and charging infrastructure decisions for fast-charging city electric bus service	30
Opportunities for reinforcement learning in stochastic dynamic vehicle routing	30
Optimization for integrated scheduling of intelligent handling equipment with bidirectional flows and limited buffers at automated container terminals	30
A multi-modal competitive hub location pricing problem with customer loyalty and elastic demand	30
A survey of adaptive large neighborhood search algorithms and applications	29
A novel multi-objective green vehicle routing and scheduling model with stochastic demand, supply, and variable travel times	29
A reinforcement learning approach to the orienteering problem with time windows	29
A POPMUSIC matheuristic for the capacitated vehicle routing problem	29
Scheduling heterogeneous multi-load AGVs with battery constraints	29
A distributionally robust optimization approach for multi-product inventory decisions with budget constraint and demand and yield uncertainties	29
Planning and design of intermodal hub networks: A literature review	29
Adaptive large neighborhood search for vehicle routing problems with transshipment facilities arising in city logistics	29
Knapsack problems — An overview of recent advances. Part I: Single knapsack problems	29
The joint order batching and picker routing problem: Modelled and solved as a clustered vehicle routing problem	29
Integration of process planning and scheduling for distributed flexible job shops	28

Retailer’s credit and inventory decisions for imperfect quality and deteriorating items under two-level trade credit	28
Optimal randomized classification trees	28
Optimal control in dynamic food supply chains using big data	28
Practical constraints in the container loading problem: Comprehensive formulations and exact algorithm	28
A hybrid algorithm for the multi-depot heterogeneous dial-a-ride problem	28
Variable selection for Naïve Bayes classification	28
A column generation tailored to electric vehicle routing problem with nonlinear battery depreciation	28
Stochastic optimization approaches for elective surgery scheduling with downstream capacity constraints: Models, challenges, and opportunities	27
The vehicle routing problem with drones and drone speed selection	27
Coordinating drones with mothership vehicles: The mothership and drone routing problem with graphs	27
Variable Neighborhood Search: The power of change and simplicity	27
Two-stage multi-neighborhood simulated annealing for uncapacitated examination timetabling	27
A survey of the parallel assembly lines balancing problem	26
Unrelated parallel machine scheduling with new criteria: Complexity and models	26
Adaptive large neighborhood search for solving the circle bin packing problem	26
Optimizing price, order quantity, and backordering level using a nonlinear holding cost and a power demand pattern	26
A last-mile drone-assisted one-to-one pickup and delivery problem with multi-visit drone trips	26
On the mass COVID-19 vaccination scheduling problem	26
Scheduling uniform parallel dedicated machines with job splitting, sequence-dependent setup times, and multiple servers	26
An adaptive tabu search algorithm embedded with iterated local search and route elimination for the bike repositioning and recycling problem	26
Real-time optimization strategy for single-track high-speed train rescheduling with disturbance uncertainties: A scenario-based chance-constrained model predictive control approach	25
An analysis of why cuckoo search does not bring any novel ideas to optimization	25
Integration of turnaround and aircraft recovery to mitigate delay propagation in airline networks	25
Optimizing decisions for a dual-channel retailer with service level requirements and demand uncertainties: A Wasserstein metric-based distributionally robust optimization approach	25
Designing a drone delivery network with automated battery swapping machines	24
Integrating data augmentation and hybrid feature selection for small sample credit risk assessment with high dimensionality	24
Maximization of the return on inventory management expense in a system with price- and stock-dependent demand rate	24
Modeling and optimization of multiple traveling salesmen problems: An evolution strategy approach	24
An iterative matheuristic for the inventory routing problem	23
The secure time-dependent vehicle routing problem with uncertain demands	23
Large-scale periodic scheduling in time-sensitive networks	23
Study on the optimization of urban emergency supplies distribution paths for epidemic outbreaks	23
An evolutionary approach for resource constrained project scheduling with uncertain changes	23
Constraint programming approaches to disassembly line balancing problem with sequencing decisions	22
Hybrid adaptive large neighborhood search for vehicle routing problems with depot location decisions	22
Revisiting where are the hard knapsack problems? via Instance Space Analysis	22
The electric location-routing problem with heterogeneous fleet: Formulation and Benders decomposition approach	22
Managing reliable emergency logistics for hazardous materials: A two-stage robust optimization approach	22
Load-dependent speed optimization in maritime inventory routing	22
Robust optimization for the electric vehicle pickup and delivery problem with time windows and uncertain demands	22
Underground mine scheduling of mobile machines using Constraint Programming and Large Neighborhood Search	21
A hyper-heuristic approach based upon a hidden Markov model for the multi-stage nurse rostering problem	21
Environmental and social implications of incorporating carpooling service on a customized bus system	21
Railway disruption management: Designing bus bridging services under uncertainty	21
An Integer Linear Programming model for integrated train stop planning and timetabling with time-dependent passenger demand	21
Optimal supply chain design with product family: A cloud-based framework with real-time data consideration	21
Network scheduling problem with cross-docking and loading constraints	21
Wave order picking under the mixed-shelves storage strategy: A solution method and advantages	21
A matheuristic for large-scale capacitated clustering	20
An evolution strategy approach for the distributed permutation flowshop scheduling problem with sequence-dependent setup times	20
Mixed integer programming approaches to partial disassembly line balancing and sequencing problem	20
A relax-and-fix and fix-and-optimize algorithm for a Maritime Inventory Routing Problem	20
Bin Packing Problem with Conflicts and Item Fragmentation	20
A study on the pickup and delivery problem with time windows: Matheuristics and new instances	20
Unrelated parallel machine scheduling with eligibility constraints and delivery times to minimize total weighted tardiness	20
A scalable dynamic parking allocation framework	20
Adaptive simulated annealing with greedy search for the circle bin packing problem	20
A hybrid genetic algorithm for the min–max Multiple Traveling Salesman Problem	20
Branch-and-cut-and-price for multi-agent path finding	20
Unrelated parallel machine scheduling with multiple time windows: An application to earth observation satellite scheduling	20
Intelligent inventory management approaches for perishable pharmaceutical products in a healthcare supply chain	20
Solving the p-median problem on regular and lattice networks	20
An exact approach for the green vehicle routing problem with two-dimensional loading constraints and split delivery	20
An adaptive iterated local search heuristic for the Heterogeneous Fleet Vehicle Routing Problem	20
Parallel machine scheduling with the total weighted delivery time performance measure in distributed manufacturing	19
A logic-based Benders decomposition method for the multi-trip traveling repairman problem with drones	19
Stochastic production routing problem for perishable products: Modeling and a solution algorithm	19
An order-splitting model for supplier selection and order allocation in a multi-echelon supply chain	19
Parallel batch processing machines scheduling in cloud manufacturing for minimizing total service completion time	19
Minimizing the total travel time with limited unfairness in traffic networks	19
A computational study on ant colony optimization for the traveling salesman problem with dynamic demands	19
Multi-route planning of multimodal transportation for oversize and heavyweight cargo based on reconstruction	19
A general variable neighborhood search algorithm for a parallel-machine scheduling problem considering machine health conditions and preventive maintenance	18
Inventory rationing and replenishment for an omni-channel retailer	18
Hybrid search with neighborhood reduction for the multiple traveling salesman problem	18
The distributionally robust machine scheduling problem with job selection and sequence-dependent setup times	18
Scheduling unrelated additive manufacturing machines with practical constraints	18
Instance space analysis and algorithm selection for the job shop scheduling problem	18
Two-echelon supply chain network design with trade credit	18
Multi-objective parallel adjacent U-shaped assembly line balancing collaborated by robots and normal and disabled workers	18

Deep-learning-based partial pricing in a branch-and-price algorithm for personalized crew rostering	18
Peeking beyond peaks: Challenges and research potentials of continuous multimodal multi-objective optimization	18
Time-varying mean–variance portfolio selection problem solving via LVI-PDNN	18
Distributionally robust facility location with bimodal random demand	17
Temporal constraints and device management for the Skill VRP: Mathematical model and lower bounding techniques	17
Solving the generalized multi-port container stowage planning problem by a matheuristic algorithm	17
The Traveling Salesman Problem with Job-times (TSPJ)	17
A matheuristic for the robust integrated airline fleet assignment, aircraft routing, and crew pairing problem	17
Metaheuristics with restart and learning mechanisms for the no-idle flowshop scheduling problem with makespan criterion	17
A new constraint programming model and a linear programming-based adaptive large neighborhood search for the vehicle routing problem with synchronization constraints	17
A kernel search heuristic for a fair facility location problem	17
Enhanced branch-bound-remember and iterative beam search algorithms for type II assembly line balancing problem	17
Air traffic flow management with layered workload constraints	17
Downstream protection value: Detecting critical zones for effective fuel-treatment under wildfire risk	17
A weighted-sum method for solving the bi-objective traveling thief problem	17
The rectangular two-dimensional strip packing problem real-life practical constraints: A bibliometric overview	17
Semi-robust layout design for cellular manufacturing in a dynamic environment	17
Robust and Distributionally Robust Optimization Models for Linear Support Vector Machine	17
Multi-period stochastic programming models for two-tiered emergency medical service system	17
Time dependent orienteering problem with time windows and service time dependent profits	17
Bi-objective optimization of a queueing model with two-phase heterogeneous service	17
Minimizing the total tardiness and the total carbon emissions in the permutation flow shop scheduling problem	16
Branch-and-check approaches for the tourist trip design problem with rich constraints	16
Optimization of facility location and size problem based on bi-level multi-objective programming	16
Semi-online scheduling: A survey	16
An active-learning Pareto evolutionary algorithm for parcel locker network design considering accessibility of customers	16
UAV routing for reconnaissance mission: A multi-objective orienteering problem with time-dependent prizes and multiple connections	16
An Improved Multiobjective Shortest Path Algorithm	16
A hybrid genetic algorithm based on a two-level hypervolume contribution measure selection strategy for bi-objective flexible job shop problem	16
Generalized order acceptance and scheduling problem with batch delivery: Models and metaheuristics	16
The Consistent Vehicle Routing Problem with heterogeneous fleet	16
A continuous location and maintenance routing problem for offshore wind farms: Mathematical models and hybrid methods	16
Integrated real-time control of mixed-model assembly lines and their part feeding processes	16
A matheuristic for solving the bilevel approach of the facility location problem with cardinality constraints and preferences	16
A hybrid metaheuristic for smart waste collection problems with workload concerns	16
The pickup and delivery problem with alternative locations and overlapping time windows	16
Soft clustering-based scenario bundling for a progressive hedging heuristic in stochastic service network design	15
Optimal fleet deployment for electric vehicle sharing systems with the consideration of demand uncertainty	15
Constraint programming model for multi-manned assembly line balancing problem	15
New efficient heuristics for scheduling open shops with makespan minimization	15
An effective iterated two-stage heuristic algorithm for the multiple Traveling Salesmen Problem	15
Big data driven order-up-to level model: Application of machine learning	15
Compact integer linear programming formulations for the temporal bin packing problem with fire-ups	15
Exact and heuristic methods for the integrated berth allocation and specific time-invariant quay crane assignment problems	15
A reinforced hybrid genetic algorithm for the traveling salesman problem	15
Matheuristics for a parallel machine scheduling problem with non-anticipatory family setup times: Application in the offshore oil and gas industry	15
Integrated supply chain scheduling of procurement, production, and distribution under spillover effects	15
Exact approaches to the robust vehicle routing problem with time windows and multiple deliverymen	15
Multi-period bin packing model and effective constructive heuristics for corridor-based logistics capacity planning	15
Collaborative vehicle-drone distribution network optimization for perishable products in the epidemic situation	15
A genetic algorithm for the close-enough traveling salesman problem with application to solar panels diagnostic reconnaissance	15
Scenario-dominance to multi-stage stochastic lot-sizing and knapsack problems	15
A Bayesian Monte Carlo method for computing the Shapley value: Application to weighted voting and bin packing games	15
A Tabu search algorithm with controlled randomization for constructing feasible university course timetables	15
Spatial and temporal optimization for smart warehouses with fast turnover	15
The Multi-period Multi-trip Container Drayage Problem with Release and Due Dates	15
Container liner shipping network design with shipper’s dual preference	15
Efficient methods for the distance-based critical node detection problem in complex networks	15
Integrating prepayment installment, pricing and replenishment decisions for growing items with power demand pattern and non-linear holding cost under carbon regulations	15
Multi-objective energy-efficient hybrid flow shop scheduling using Q-learning and GVNS driven NSGA-II	15
Vehicle routing on road networks: How good is Euclidean approximation?	15
Efficient and sparse neural networks by pruning weights in a multiobjective learning approach	14
A dynamic multi-period general routing problem arising in postal service and parcel delivery systems	14
A risk index model for uncertain portfolio selection with background risk	14
Augmented Lagrangian based hybrid subgradient method for solving aircraft maintenance routing problem	14
Continuous maximal covering location problems with interconnected facilities	14
A simheuristic algorithm for the portfolio optimization problem with random returns and noisy covariances	14
A data-driven compensation scheme for last-mile delivery with crowdsourcing	14
Competing through the last mile: Strategic 3D printing in a city logistics context	14
A data-driven flight schedule optimization model considering the uncertainty of operational displacement	14
The efficacy of tournament designs	14
Metaheuristics for bilevel optimization: A comprehensive review	14
A column generation-based algorithm for midterm nurse scheduling with specialized constraints, preference considerations, and overtime	14
Optimal joint maintenance and orienteering strategy for complex mission-oriented systems: A case study in offshore wind energy	14
A new solution approach for multi-stage semi-open queuing networks: An application in shuttle-based compact storage systems	14
A branch-and-price-and-cut algorithm for operating room scheduling under human resource constraints	14
A location-allocation-improvement heuristic for districting with multiple-activity balancing constraints and p-median-based dispersion minimization	14
Exact and matheuristic methods for the parallel machine scheduling and location problem with delivery time and due date	14
A new accessibility based team orienteering approach for urban tourism routes optimization (A Real Life Case)	14
Predictive-reactive strategy for identical parallel machine rescheduling	14
Improved instance generation for kidney exchange programmes	14
Robust metro train scheduling integrated with skip-stop pattern and passenger flow control strategy under uncertain passenger demands	14
Arc routing under uncertainty: Introduction and literature review	14
Arc-flow approach for single batch-processing machine scheduling	14
Solving non-permutation flow-shop scheduling problem via a novel deep reinforcement learning approach	13
A data-driven, variable-speed model for the train timetable rescheduling problem	13
Parallel iterative solution-based tabu search for the obnoxious p-median problem	13
Application of a hybrid evolutionary algorithm to resource-constrained parallel machine scheduling with setup times	13
Exact and heuristic algorithms for the parallel machine total completion time scheduling problem with dual resources, ready times, and sequence-dependent setup times	13
Benders decomposition applied to profit maximizing hub location problem with incomplete hub network	13
Computing representations using hypervolume scalarizations	13
Generalized Benders decomposition for competitive facility location with concave demand and zone-specialized variable attractiveness	13
Boosting ant colony optimization via solution prediction and machine learning	13
A column generation-based diving heuristic to solve the multi-project personnel staffing problem with calendar constraints and resource sharing	13
Dynamic pricing and inventory management with demand learning: A bayesian approach	13