Search Results - "Pınar, Mustafa Ç."
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Robust stock assortment and cutting under defects in automotive glass production
Published in Production and operations management (01-11-2022)“…We address an assortment‐and‐cutting problem arising in the glass industry. The objective is to provide minimum waste solutions that are robust against such…”
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2
Competitive location and pricing on a line with metric transportation costs
Published in European journal of operational research (01-04-2020)“…•Locate-price problems with metric transportation cost: a Stackelberg game.•2-level pricing on a line difficult to solve even with 2 competing…”
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3
Graph neural networks for deep portfolio optimization
Published in Neural computing & applications (01-10-2023)“…There is extensive literature dating back to the Markowitz model on portfolio optimization. Recently, with the introduction of deep models in finance, there…”
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Sparse solutions to an underdetermined system of linear equations via penalized Huber loss
Published in Optimization and engineering (01-09-2021)“…We investigate the computation of a sparse solution to an underdetermined system of linear equations using the Huber loss function as a proxy for the 1-norm…”
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Minimizers of Sparsity Regularized Huber Loss Function
Published in Journal of optimization theory and applications (01-10-2020)“…We investigate the structure of the local and global minimizers of the Huber loss function regularized with a sparsity inducing L0 norm term. We characterize…”
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Codon optimization by 0-1 linear programming
Published in Computers & operations research (01-07-2020)“…•Synthetic protein coding often requires choosing an optimal base sequence.•Dynamic programming may not efficiently find sequences with/without long…”
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Robust trading mechanisms over 0/1 polytopes
Published in Journal of combinatorial optimization (01-10-2018)“…The problem of designing a trade mechanism (for an indivisible good) between a seller and a buyer is studied in the setting of discrete valuations of both…”
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Bilateral trade with risk‐averse intermediary using linear network optimization
Published in Networks (01-12-2019)“…We consider bilateral trade of an object between a seller and a buyer through an intermediary who aims to maximize his/her expected gains as in the previous…”
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Robust portfolio choice with CVaR and VaR under distribution and mean return ambiguity
Published in TOP (01-10-2014)“…We consider the problem of optimal portfolio choice using the Conditional Value-at-Risk (CVaR) and Value-at-Risk (VaR) measures for a market consisting of n…”
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10
Codon optimization: a mathematical programing approach
Published in Bioinformatics (01-07-2020)“…Abstract Motivation Synthesizing proteins in heterologous hosts is an important tool in biotechnology. However, the genetic code is degenerate and the codon…”
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11
Subset based error recovery
Published in Signal processing (01-02-2022)Get full text
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12
Robust screening under ambiguity
Published in Mathematical programming (01-05-2017)“…We consider the problem of screening where a seller puts up for sale an indivisible good, and a buyer with a valuation unknown to the seller wishes to acquire…”
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13
Non-linear pricing by convex duality
Published in Automatica (Oxford) (01-03-2015)“…We consider the pricing problem of a risk-neutral monopolist who produces (at a cost) and offers an infinitely divisible good to a single potential buyer that…”
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14
The robust Merton problem of an ambiguity averse investor
Published in Mathematics and financial economics (2017)“…We derive a closed form portfolio optimization rule for an investor who is diffident about mean return and volatility estimates, and has a CRRA utility…”
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15
On robust portfolio and naïve diversification: mixing ambiguous and unambiguous assets
Published in Annals of operations research (01-07-2018)“…Effect of the availability of a riskless asset on the performance of naïve diversification strategies has been a controversial issue. Defining an investment…”
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16
On robust mean-variance portfolios
Published in Optimization (03-05-2016)“…We derive closed-form portfolio rules for robust mean-variance portfolio optimization where the return vector is uncertain or the mean return vector is subject…”
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17
On explicit solutions of a two-echelon supply chain coordination game
Published in Optimization letters (01-05-2018)“…A contracting game under asymmetric information specific to two-echelon supply chain coordination between a retailer of unknown type and a supplier is studied…”
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18
Equilibrium in an ambiguity-averse mean–variance investors market
Published in European journal of operational research (16-09-2014)“…•We investigate equilibrium implications of ambiguity aversion in a financial market.•The investors make portfolio decisions according to a mean–variance…”
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19
An exact algorithm for the capacitated vertex -center problem
Published in Computers & operations research (01-05-2006)“…We develop a simple and practical exact algorithm for the problem of locating p facilities and assigning clients to them within capacity restrictions in order…”
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Provably optimal sparse solutions to overdetermined linear systems with non-negativity constraints in a least-squares sense by implicit enumeration
Published in Optimization and engineering (01-12-2021)“…Computing sparse solutions to overdetermined linear systems is a ubiquitous problem in several fields such as regression analysis, signal and image processing,…”
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