Results 41 to 50 of about 26,837 (219)

Mixed-Integer Convex Nonlinear Optimization with Gradient-Boosted Trees Embedded [PDF]

open access: yes, 2019
Decision trees usefully represent sparse, high dimensional and noisy data. Having learned a function from this data, we may want to thereafter integrate the function into a larger decision-making problem, e.g., for picking the best chemical process ...
Krennrich, Gerhard   +4 more
core   +2 more sources

Solar farm cable layout optimization as a graph problem

open access: yesEnergy Informatics, 2022
We introduce the Solar Farm Cable Layout Problem (SoFaCLaP), a novel graph-theoretic optimization problem. SoFaCLaP formalizes the task of finding a cost-optimal cable layout in a solar farm where PV string positions are already determined but the ...
Sascha Gritzbach   +2 more
doaj   +1 more source

Models and Solutions of Resource Allocation Problems based on Integer Linear and Nonlinear Programming [PDF]

open access: yes, 2016
In this thesis we deal with two problems of resource allocation solved through a Mixed-Integer Linear Programming approach and a Mixed-Integer Nonlinear Chance Constraint Programming approach.
Thomopulos, Dimitri <1987>
core   +1 more source

Benders Decomposition Method on Adjustable Robust Counterpart Optimization Model for Internet Shopping Online Problem

open access: yesComputation, 2023
In this paper, the implementation of the Benders decomposition method to solve the Adjustable Robust Counterpart for Internet Shopping Online Problem (ARC-ISOP) is discussed.
Diah Chaerani   +5 more
doaj   +1 more source

Optimal production scheduling for dairy industries [PDF]

open access: yes, 2005
In this work, a complete two-level framework for use in food and in particular dairy industries is proposed. The specific characteristics of the dairy industry have been taken into consideration, in terms of the behavior of food sales over time and the ...
Alexandridis, Alex   +3 more
core  

Scheduling model for systems with complex alternative behaviour [PDF]

open access: yes, 2012
In this paper we propose a flexible model for scheduling problems, which allows the modeling of systems with complex alternative behaviour. This model could for example facilitate the step from process planning model to optimization model.
Lennartson, Bengt, Wigström, Oskar
core   +1 more source

Short‐Term Scheduling Optimization of a Single‐Pipeline Refining System With High Melting Point Crude Oil

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT In order to reflect the actual production situation more comprehensively and optimize the production cost, this paper solves the short‐term scheduling optimization problem for a single pipeline containing high melting point crude oil. Based on the refining plan given by the upper layer, a multi‐objective optimization model with high melting ...
Jing Yao   +5 more
wiley   +1 more source

Operations Research‐Based Formalisation and Design of Sustainable Reverse Logistics for E‐Waste Supply Chains

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study demonstrates how a profitable, lean, and environmentally responsible e‐waste reverse logistics system can be designed using integrated Operations Research (OR) techniques. Addressing the growing urgency of responsible consumption (UN SDG 12) and the projected rise of the e‐waste sector to USD 137.60 billion by 2029, the research ...
Sheeba Pathak, Hajar Fatorachian
wiley   +1 more source

A Dual Resource Constrained Unrelated Parallel Machine Scheduling Model Considering Tardiness and Workload Balance

open access: yesJurnal Teknik Industri
The proposed study pertains to Multi-Task Simultaneous Supervision Dual Resource Constrained (MTSSDRC), which considers minimizing tardiness and workload balance. The workload balance is calculated using the Workload Smoothness Index (WSI). Additionally,
Karina Amanda Larasati   +2 more
doaj   +1 more source

Path planning algorithm for a car like robot based on MILP method [PDF]

open access: yes, 2013
This project is presents an algorithm for path planning optimal routes mobile robot “like a car” to a target in unknown environment. The proposed algorithm allows a mobile robot to navigate through static obstacles and finding the path in order to ...
Mohd Sadri, Mohd Pawzi
core  

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