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1

A systematic approach for resource allocation in software projects

Luis Daniel Otero, Grisselle Centeno, Alex J. Ruiz-Torres, Carlos E. Otero

Journal:

Computers & Industrial Engineering

Year:

2009

Language:

english

File:

PDF, 295 KB

english, 2009

2

A supplier allocation model considering delivery failure, maintenance and supplier cycle costs

Alex J. Ruiz-Torres, Farzad Mahmoodi

Journal:

International Journal of Production Economics

Year:

2006

Language:

english

File:

PDF, 186 KB

english, 2006

3

Minimizing the number of tardy jobs in the flowshop problem with operation and resource flexibility

Alex J. Ruiz-Torres, José H. Ablanedo-Rosas, Johnny C. Ho

Journal:

Computers & Operations Research

Year:

2010

Language:

english

File:

PDF, 232 KB

english, 2010

4

The optimal number of suppliers considering the costs of individual supplier failures

Alex J. Ruiz-Torres, Farzad Mahmoodi

Journal:

Year:

2007

Language:

english

File:

PDF, 238 KB

english, 2007

5

Safety stock determination based on parametric lead time and demand information

Ruiz-Torres, Alex J., Mahmoodi, Farzad

Journal:

International Journal of Production Research

Year:

2010

Language:

english

File:

PDF, 466 KB

english, 2010

6

A fuzzy goal programming model for skill-based personnel assignments

Otero, Luis Daniel, Centeno, Grisselle, Otero, Carlos E., Torres, Alex J. Ruiz

Journal:

International Journal of Multicriteria Decision Making

Year:

2012

Language:

english

File:

PDF, 336 KB

english, 2012

7

Partial Solutions and MultiFit Algorithm for Multiprocessor Scheduling

Paletta, Giuseppe, Ruiz-Torres, Alex J.

Journal:

Journal of Mathematical Modelling and Algorithms in Operations Research

Year:

2015

Language:

english

File:

PDF, 381 KB

english, 2015

8

Scheduling to maximise worker satisfaction and on-time orders

Ruiz-Torres, Alex J., Alomoto, Nelson, Paletta, Giuseppe, Pérez, Eduardo

Journal:

International Journal of Production Research

Year:

2015

Language:

english

File:

PDF, 512 KB

english, 2015

9

A note on longest processing time algorithms for the two uniform parallel machine makespan minimization problem

Massabò, Ivar, Paletta, Giuseppe, Ruiz-Torres, Alex J.

Journal:

Journal of Scheduling

Year:

2016

Language:

english

File:

PDF, 415 KB

english, 2016

10

Transportation’s role in the sole‐ versus dual‐sourcing decision

Tyworth, John E., Ruiz‐Torres, Alex

Journal:

International Journal of Physical Distribution & Logistics Management

Year:

2000

Language:

english

File:

PDF, 251 KB

english, 2000

11

Supplier allocation and safety stock determination based on supplier reliability

Torres, Alex J. Ruiz, Mahmoodi, Farzad, Lopez, Francisco J.

Journal:

International Journal of Logistics Systems and Management

Year:

2010

Language:

english

File:

PDF, 522 KB

english, 2010

12

Supplier allocation model for textile recycling operations

Torres, Alex J. Ruiz, Rosas, José Humberto Ablanedo, Mukhopadhyay, Somnath

Journal:

International Journal of Logistics Systems and Management

Year:

2013

Language:

english

File:

PDF, 257 KB

english, 2013

13

Quality assurance laboratory planning system to maximize worker preference subject to certification and preference balance constraints

Ruiz-Torres, Alex J., Mahmoodi, Farzad, Kuula, Markku

Journal:

Computers & Operations Research

Year:

2017

Language:

english

File:

PDF, 493 KB

english, 2017

14

The effect of long-term customer relationships and customer-related business uncertainty on the performance of logistic service providers

Kuula, Markku, Malik, Marta, Raitasuo, Pinja, Torres, Alex Ruiz

Journal:

International Journal of Integrated Supply Management

Year:

2017

Language:

english

File:

PDF, 797 KB

english, 2017

15

Scheduling workers: a multi-criteria model considering their satisfaction

Ruiz-Torres, Alex J., Ablanedo-Rosas, Jose H., Mukhopadhyay, Somnath, Paletta, Giuseppe

Journal:

Computers & Industrial Engineering

Year:

2019

Language:

english

File:

PDF, 577 KB

english, 2019

16

Generating efficient schedules for identical parallel machines involving flow-time and tardy jobs

J.N.D. Gupta, Alex J. Ruiz-Torres

Journal:

European Journal of Operational Research

Year:

2005

Language:

english

File:

PDF, 408 KB

english, 2005

17

Scheduling uniform parallel machines subject to a secondary resource to minimize the number of tardy jobs

Alex J. Ruiz-Torres, Francisco J. López, Johnny C. Ho

Journal:

European Journal of Operational Research

Year:

2007

Language:

english

File:

PDF, 216 KB

english, 2007

18

Generating Pareto schedules with outsource and internal parallel resources

Alex J. Ruiz-Torres, Johnny C. Ho, Francisco J. López

Journal:

International Journal of Production Economics

Year:

2006

Language:

english

File:

PDF, 293 KB

english, 2006

19

Using the FDH formulation of DEA to evaluate a multi-criteria problem in parallel machine scheduling

Alex J. Ruiz-Torres, Francisco J. López

Journal:

Computers & Industrial Engineering

Year:

2004

Language:

english

File:

PDF, 199 KB

english, 2004

20

Minimizing the normalized sum of square for workload deviations on m parallel processors

Johnny C. Ho, Tzu-Liang (Bill) Tseng, Alex J. Ruiz-Torres, Francisco J. López

Journal:

Computers & Industrial Engineering

Year:

2009

Language:

english

File:

PDF, 212 KB

english, 2009

21

Minimizing the number of late jobs for the permutation flowshop problem with secondary resources

Alex J. Ruiz-Torres, Grisselle Centeno

Journal:

Computers & Operations Research

Year:

2008

Language:

english

File:

PDF, 269 KB

english, 2008

22

Knowledge based representation and operations assessment of space transportation system architectures

Alex J. Ruiz-Torres, Edgar Zapata, Kazuo Nakatani, Marcella Cowen

Journal:

Knowledge-Based Systems

Year:

2006

Language:

english

File:

PDF, 935 KB

english, 2006

23

Some comparative factors regarding recycling collection systems in regions of the USA and Europe

Pilar L González-Torre, B Adenso-Dı́az, Alex Ruiz-Torres

Journal:

Journal of Environmental Management

Year:

2003

Language:

english

File:

PDF, 396 KB

english, 2003

24

Simulated annealing heuristics for the average flow-time and the number of tardy jobs bi-criteria identical parallel machine problem

Alex J. Ruiz-Torres, E. Emory Enscore, Russell R. Barton

Journal:

Computers & Industrial Engineering

Year:

1997

Language:

english

File:

PDF, 276 KB

english, 1997

25

Minimizing makespan subject to minimum total flow-time on identical parallel machines

Jatinder N.D Gupta, Alex J Ruiz-Torres

Journal:

European Journal of Operational Research

Year:

2000

Language:

english

File:

PDF, 173 KB

english, 2000

26

Minimizing total weighted flowtime subject to minimum makespan on two identical parallel machines

Johnny C. Ho, Francisco J. López, Alex J. Ruiz-Torres, Tzu-Liang (Bill) Tseng

Journal:

Journal of Intelligent Manufacturing

Year:

2011

Language:

english

File:

PDF, 398 KB

english, 2011

27

Scheduling with flexible resources in parallel workcenters to minimize maximum completion time

Alex J. Ruiz-Torres, Grisselle Centeno

Journal:

Computers & Operations Research

Year:

2007

Language:

english

File:

PDF, 256 KB

english, 2007

28

Makespan and workstation utilization minimization in a flowshop with operations flexibility

Alex J. Ruiz-Torres, Johnny C. Ho, José H. Ablanedo-Rosas

Journal:

Year:

2011

Language:

english

File:

PDF, 247 KB

english, 2011

29

Central nervous system gene expression changes in a transgenic mouse model for bovine spongiform encephalopathy

Raül Tortosa, Xavier Castells, Enric Vidal, Carme Costa, María del Carmen Ruiz de Villa, Àlex Sánchez, Anna Barceló, Juan María Torres, Martí Pumarola, Joaquín Ariño

Journal:

Veterinary Research

Year:

2011

Language:

english

File:

PDF, 2.60 MB

english, 2011

30

Parallel machine scheduling to minimize the makespan with sequence dependent deteriorating effects

Ruiz-Torres, Alex J., Paletta, Giuseppe, Pérez, Eduardo

Journal:

Computers & Operations Research

Year:

2013

Language:

english

File:

PDF, 311 KB

english, 2013

31

Supplier selection model with contingency planning for supplier failures

Ruiz-Torres, Alex J., Mahmoodi, Farzad, Zeng, Amy Z.

Journal:

Computers & Industrial Engineering

Year:

2013

Language:

english

File:

PDF, 1.65 MB

english, 2013

32

Estudio intrapaíses de la competitividad global desde el enfoque del doble diamante para Puerto Rico, Costa Rica y Singapur

Castro-Gonzáles, Segundo, Peña-Vinces, Jesús, Ruiz-Torres, Alex J., Sosa, Juan Carlos

Journal:

Investigaciones Europeas de Dirección y Economía de la Empresa

Year:

2014

File:

PDF, 845 KB

2014

33

Major hepatic resection for extrahepatic cholangiocarcinoma: Analysis of 38 patients . Department of Surgery and Department of Health Sciences Research*, Mayo Clinic and Foundation, Rochester, MN

Torres, Alex Jesús Ruiz, Rosas, José Humberto Ablanedo, Cruz, Jorge Ayala

Journal:

Year:

1995

Language:

english

File:

PDF, 137 KB

english, 1995

34

Modelo de asignación de compras a proveedores considerando su flexibilidad y probabilidad de incumplimiento en la entrega

Torres, Alex Jesús Ruiz, Rosas, José Humberto Ablanedo, Cruz, Jorge Ayala

Journal:

Estudios Gerenciales

Year:

2012

File:

PDF, 191 KB

2012

35

Notes, Short Comments, and Answers to Correspondents.

Torres, Alex Jesús Ruiz, Rosas, José Humberto Ablanedo, Cruz, Jorge Ayala

Journal:

Year:

1877

Language:

english

File:

PDF, 901 KB

english, 1877

36

[IEEE 2012 IEEE Conference on Open Systems (ICOS) - Kuala Lumpur, Malaysia (2012.10.21-2012.10.24)] 2012 IEEE Conference on Open Systems - A fuzzy logic-based information security control assessment for organizations

Otero, Angel R., Tejay, Gurvirender, Daniel Otero, Luis, Ruiz-Torres, Alex J.

Year:

2012

Language:

english

File:

PDF, 292 KB

english, 2012

37

MAKESPAN MINIMIZATION ON IDENTICAL PARALLEL MACHINES SUBJECT TO MINIMUM TOTAL FLOW-TIME

Gupta, Jatinder N. D., Ho, Johnny C., Ruiz-Torres, Alex J.

Journal:

Journal of the Chinese Institute of Industrial Engineers

Year:

2004

Language:

english

File:

PDF, 167 KB

english, 2004

38

[IEEE 2012 European Modelling Symposium (EMS) - Malta, Malta (2012.11.14-2012.11.16)] 2012 Sixth UKSim/AMSS European Symposium on Computer Modeling and Simulation - Dynamic Intelligent System for Sourcing Contingency Planning Considering Supplier Failures

Ruiz-Torres, Alex J., Mahmoodi, Farzad, Zeng, Amy, Nieves-Rodriguez, Elsa

Year:

2012

Language:

english

File:

PDF, 306 KB

english, 2012

39

Scheduling with multiple tasks per job – the case of quality control laboratories in the pharmaceutical industry

Ruiz-Torres, Alex J., Ablanedo-Rosas, José H., Otero, L. Daniel

Journal:

International Journal of Production Research

Year:

2012

Language:

english

File:

PDF, 1.57 MB

english, 2012

40

A BACKWARD APPROACH LPC-BASED CONSTRUCTIVE HEURISTIC

Ho, Johnny C., Tseng, Tzu-Liang (Bill), Ruiz-Torres, Alex J., López, Francisco J.

Journal:

Journal of the Chinese Institute of Industrial Engineers

Year:

2008

Language:

english

File:

PDF, 265 KB

english, 2008

41

Minimizing workload balancing criteria on identical parallel machines

Cossari, Anthony, Ho, Johnny C., Paletta, Giuseppe, Ruiz-Torres, Alex J.

Journal:

Journal of Industrial and Production Engineering

Year:

2013

Language:

english

File:

PDF, 212 KB

english, 2013

42

Revisión de la literatura sobre gestión de la calidad: caso de las revistas publicadas en Hispanoamérica y España

Ruiz-Torres, Alex J., Ayala-Cruz, Jorge, Alomoto, Nelson, Acero-Chavez, Jose L.

Journal:

Estudios Gerenciales

Year:

2015

File:

PDF, 1.48 MB

2015

43

[ACM Press the 29th conference - Atlanta, Georgia, United States (1997.12.07-1997.12.10)] Proceedings of the 29th conference on Winter simulation - WSC '97 - Simulation based approach to study the interaction of scheduling and routing on a logistic network

Ruiz-Torres, Alex J., Tyworth, John E.

Year:

1997

Language:

english

File:

PDF, 567 KB

english, 1997

44

A computational analysis of the impact of correlation and data translation on DEA efficiency scores

López, Francisco J., Ho, Johnny C., Ruiz-Torres, Alex J.

Journal:

Journal of Industrial and Production Engineering

Year:

2016

Language:

english

File:

PDF, 519 KB

english, 2016

45

A reliability, maintainability, and safety model to support the assessment of space vehicles

Ruiz‐Torres, Alex J., Zhang, Jianmei, Zapata, Edgar, Pennathur, Arunkumar, Rhodes, Russell, McCleskey, Carey, Cowen, Marcella

Journal:

International Journal of Quality & Reliability Management

Year:

2010

Language:

english

File:

PDF, 490 KB

english, 2010

46

The campaign and lot size scheduling problem: a modification of the Economic Lot Scheduling Problem for the pharmaceutical industry

Torres, Alex J. Ruiz, Santiago, Pedro I., Chung, Wenming

Journal:

International Journal of Logistics Systems and Management

Year:

2010

Language:

english

File:

PDF, 771 KB

english, 2010

47

Makespan minimisation with sequence-dependent machine deterioration and maintenance events

Ruiz-Torres, Alex J., Paletta, Giuseppe, M’Hallah, Rym

Journal:

International Journal of Production Research

Year:

2016

Language:

english

File:

PDF, 1.01 MB

english, 2016

48

Production planning of parallel resources considering yields, failures and production costs

Torres, Alex J. Ruiz, Rosas, Jose H. Ablanedo, Bansui, Nelson R. Alomoto, Mahmoodi, Farzad, Zeng, Amy Z.

Journal:

International Journal of Applied Management Science

Year:

2014

Language:

english

File:

PDF, 242 KB

english, 2014

49

Benchmarking of Mexican ports with data envelopment analysis

Rosas, Jose Humberto Ablanedo, Torres, Alex J. Ruiz

Journal:

International Journal of Shipping and Transport Logistics

Year:

2009

Language:

english

File:

PDF, 306 KB

english, 2009

50

Planning models for floriculture operations

Torres, Alex J. Ruiz, Villalobos, J. Rene, Jijon, Marcelo Salvador, Alomoto, Nelson

Journal:

International Journal of Applied Management Science

Year:

2012

Language:

english

File:

PDF, 274 KB

english, 2012

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