Results 21 to 30 of about 14,182,128 (253)

On Solving Large-Size Generalized Cell Formation Problems via a Hard Computing Approach Using the PMP

open access: yesApplied Sciences, 2020
In this paper, we show that the hard computing approach using the p-median problem (PMP) is a very effective strategy for optimally solving large-size generalized cell formation (GCF) problems.
Youkyung Won
doaj   +1 more source

Geometrically repatterned immunological synapses uncover formation mechanisms [PDF]

open access: yes, 2006
The interaction of T cells and antigen-presenting cells is central to adaptive immunity and involves the formation of immunological synapses in many cases.
Michael Meyer-Hermann   +5 more
core   +2 more sources

A Mathematical Programming Model for Cell Formation Problem with Machine Replication

open access: yesJournal of Applied Mathematics, 2013
Cell formation (CF) is a crucial aspect in the design of cellular manufacturing (CM) systems. This paper develops a comprehensive mathematical programming model for the cell formation problem, where product demands, cell size limits, sequence of ...
Reza Raminfar   +2 more
doaj   +1 more source

Collective colony growth is optimized by branching pattern formation in Pseudomonas aeruginosa

open access: yesMolecular Systems Biology, 2021
Branching pattern formation is common in many microbes. Extensive studies have focused on addressing how such patterns emerge from local cell–cell and cell–environment interactions. However, little is known about whether and to what extent these patterns
Nan Luo   +4 more
doaj   +1 more source

Designing Stochastic Cell Formation Problem Using Queuing Theory [PDF]

open access: yesJournal of Optimization in Industrial Engineering, 2015
This paper presents a new nonlinear mathematical model to solve a cell formation problem which assumes that processing time and inter-arrival time of parts are random variables.
Parviz fattahi   +2 more
doaj  

The Machine-Part Cell Formation Problem with Non-Binary Values: A MILP Model and a Case of Study in the Accounting Profession

open access: yesMathematics, 2021
The traditional machine-part cell formation problem simultaneously clusters machines and parts in different production cells from a zero–one incidence matrix that describes the existing interactions between the elements.
Jose Joaquin del Pozo-Antúnez   +4 more
doaj   +1 more source

A dynamic programming–enhanced simulated annealing algorithm for solving bi-objective cell formation problem with duplicate machines [PDF]

open access: yesDecision Science Letters, 2015
Cell formation process is one of the first and the most important steps in designing cellular manufacturing systems. It consists of identifying part families according to the similarities in the design, shape, and presses of parts and dedicating machines
Mohammad Mohammadi, Kamran Forghani
doaj   +1 more source

Cell Formation Problem with Alternative Routes and Machine Reliability: Review, Analysis, and Future Developments

open access: yesSystems
The Cell Formation Problem (CFP) is a widely studied issue that aims to group machines effectively based on criteria such as productivity, lower costs, and greater efficiency. In recent years, more characteristics were summarized relating to this problem.
Paulo Figueroa-Torrez   +2 more
doaj   +1 more source

Cell Migration with Multiple Pseudopodia: Temporal and Spatial Sensing Models [PDF]

open access: yes, 2013
Cell migration triggered by pseudopodia (or “false feet”) is the most used method of locomotion. A 3D finite element model of a cell migrating over a 2D substrate is proposed, with a particular focus on the mechanical aspects of the biological phenomenon.
ALLENA, Rachele
core   +1 more source

POLAR COORDINATES APPLIED FOR SOLVING PART-MACHINE CELL FORMATION PROBLEM

open access: yesMağallaẗ Al-kūfaẗ Al-handasiyyaẗ
Cell Formation CF is regarded as critical aspect of a Cellular Manufacturing System CMS. It focuses on the creation of part families and machine cells.
Ammar Jehad Khalaf, Sanaa Ali Hamza
doaj   +1 more source

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