Find Research Outputs

2014

Traffic forecasting using a multi layer perceptron model

Parra, O. S., Garcia, G. & Reyes, B., Sep 21 2014, Q2SWinet 2014 - Proceedings of the 10th ACM Symposium on QoS and Security for Wireless and Mobile Networks. Association for Computing Machinery, Inc, p. 133-136 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Multilayer neural networks
Neural networks
Local area networks
Restoration
Quality of service

Transferencia de conocimiento en clusters de las Pymes del sector autopartista

Lozano, C. M. R. & García, V. H. M., 2014, Iberian Conference on Information Systems and Technologies, CISTI. IEEE Computer Society, 6876905

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Information technology
Communication
Industry

Transición de fase estructural de wurtzita a NaCl de la superred TiN/GaN: Un estudio por DFT

Casiano, G. J., Ortega, C. L. & Espitia, M. J. R., 2014, In : Revista Colombiana de Fisica. 46, 1, p. 6-9 4 p.

Research output: Contribution to journalArticle

halites
wurtzite
transition pressure
titanium nitrides
gallium nitrides

Un estudio comparativo de las multicapas TIC/TiN y TiN/CN

Espitia-Rico, M. J., Casiano-Jiménez, G., Ortega-López, C., De la Espriella-Vélez, N. & Sánchez-Pacheco, L., Dec 1 2014, In : DYNA (Colombia). 81, 188, p. 160-165 6 p.

Research output: Contribution to journalArticle

Multilayers
Ground state
Density functional theory
Structural properties
Elastic moduli
11 Citations
Visualization
Knowledge representation
Taxonomies
30 Citations

Voltage scheduling droop control for State-of-Charge balance of distributed energy storage in DC microgrids

Li, C., Dragicevic, T., Diaz, N. L., Vasquez, J. C. & Guerrero, J. M., 2014, ENERGYCON 2014 - IEEE International Energy Conference. IEEE Computer Society, p. 1310-1314 5 p. 6850592

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Energy storage
Scheduling
Electric potential
Power quality
Experiments
2013

A knowledge management model applied to health tourism in Colombia

Rojas, L. A. R., Bermudez, G. M. T. & Morales, A. A. O., 2013, Advances in Intelligent Systems and Computing. Springer Verlag, Vol. 172 AISC. p. 537-546 10 p. (Advances in Intelligent Systems and Computing; vol. 172 AISC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Knowledge management
Health
Developing countries
Industry
Decision making
Harmonic distortion
Power quality
Time measurement
Reactive power
Degradation

Algoritmo para la aproximación de la velocidad de giro de un eje mediante un encoder incremental

Rairan-Antolines, J. D. & Fonseca-Gómez, J. M., 2013, In : Ingenieria y Universidad. 17, 2, p. 293-309 17 p.

Research output: Contribution to journalArticle

Synchronization
Experiments

Análisis de la alteración del asfalto colombiano en inmersión en agua

Atencia Herrera, O., Daza-Velásquez, C. E., Figueroa-Infante, A. S., Fernández-Gómez, W. D. & Reyes-Lizcano, F. A., 2013, In : Ingenieria y Universidad. 17, 2, p. 427-442 16 p.

Research output: Contribution to journalArticle

Asphalt
Water
Rheometers
Liquid chromatography
Fractionation

Analysis of mathematical optimization modeling for transportation: Systematic procedure classification

Guerrero Rodríguez, C., Rodríguez Merchán, L. J. & López Bello, C. A., 2013, IIE Annual Conference and Expo 2013. Institute of Industrial Engineers, p. 2684-2693 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Model structures
Logistics
Decision making
Planning
1 Citations

A note on 'Solving Fuzzy Linear Programming Problems with Interval Type-2 RHS'

Figueroa Garcia, J. C. & Hernandez, G., 2013, Proceedings of the 2013 Joint IFSA World Congress and NAFIPS Annual Meeting, IFSA/NAFIPS 2013. p. 591-594 4 p. 6608467

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cybernetics
Linear programming

Aplicativo web para la fusión de imágenes satelitales

Medina, J., Joyanes, L. & Pinilla, C., 2013, In : RISTI - Revista Iberica de Sistemas e Tecnologias de Informacao. 2013, 11, p. 603 1 p.

Research output: Contribution to journalArticle

Wavelet transforms
Satellites
Image fusion
Web services
5 Citations

Aplicativo Web para la Fusión de Imágenes Satelitales

Medina, J., Joyanes, L. & Pinilla, C., 2013, In : RISTI - Revista Iberica de Sistemas e Tecnologias de Informacao. 11, 1, p. 17-30 14 p.

Research output: Contribution to journalArticle

Wavelet transforms
Satellites
Image fusion
Web services

A proposal of traffic model that allows estimating throughput mean values

Hernandez, C., Pedraza, L. F. & Salgado, C., 2013, Proceedings - 27th International Conference on Advanced Information Networking and Applications Workshops, WAINA 2013. p. 517-522 6 p. 6550448

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Throughput
Wi-Fi
Software packages
Wireless ad hoc networks
Wire
6 Citations

A proposal to speed up the computation of the centroid of an interval type-2 fuzzy set

Celemin, C. E. & Melgarejo, M. A., 2013, In : Advances in Fuzzy Systems. 158969.

Research output: Contribution to journalArticle

Interval type-2 Fuzzy Sets
Centroid
Fuzzy sets
Speedup
Initialization
4 Citations

Aprovechamiento de biomasa peletizada en el sector ladrillero en bogotá-colombia: análisis energético y ambiental

García-Ubaque, C. A., Vaca-Bohórquez, M. L. & Talero, G. F., 2013, In : Informacion Tecnologica. 24, 3, p. 115-120 6 p.

Research output: Contribution to journalArticle

bricks
Colombia
environmental assessment
Brick
Biomass
2 Citations

A self-organized fuzzy neural network approach for rule generation of fuzzy logic systems

Figueroa-García, J. C., Ochoa-Rey, C. & Avellaneda-González, J., 2013, Communications in Computer and Information Science. Springer Verlag, Vol. 375. p. 25-30 6 p. (Communications in Computer and Information Science; vol. 375).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fuzzy neural networks
Fuzzy sets
Fuzzy logic
Fuzzy rules
Time series
1 Citations

Behavior of the soft constraints method applied to interval type-2 fuzzy linear programming problems

Figueroa-García, J. C. & Hernández, G., 2013, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 7996 LNAI. p. 101-109 9 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 7996 LNAI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fuzzy Linear Programming
Soft Constraints
Linear programming
Fuzzy Constraints
Interval
1 Citations

Channel equalization using quasi type-2 fuzzy strategies

Melgarejo, M. A. & Albarracin, L. F., 2013, In : Journal of Intelligent and Fuzzy Systems. 25, 4, p. 989-999 11 p.

Research output: Contribution to journalArticle

Channel Equalization
Type-2 Fuzzy Sets
Equalizer
Equalization
Communication Channels
4 Citations

Comparison SIP and IAX to voice packet signaling over VOIP

Parra, O. J. S., Martinez, N. O. D. & Rubio, G. L., 2013, Proceedings - 12th IEEE International Conference on Trust, Security and Privacy in Computing and Communications, TrustCom 2013. p. 1442-1449 8 p. 6680998

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bandwidth
Network protocols
Planning
Electric network analyzers
Ethernet
1 Citations

Complex system modeling using TSK fuzzy cellular automata and differential evolution

Chivata, J., Luengas, Y., Melgarejo, M. & Obregon, N., 2013, IEEE International Conference on Fuzzy Systems. 6622506

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fuzzy Automata
Cellular automata
Differential Evolution
System Modeling
Cellular Automata
1 Citations

Desarrollo de un método para simular el funcionamiento de módulos fotovoltaicos comerciales en condiciones de radiación y temperatura no estandar

Narvaez, J. R., Posada, J. G., Aguas, F., Hernandez, J. & Gordillo, G., 2013, In : Revista Colombiana de Fisica. 45, 2, p. 139-145 7 p.

Research output: Contribution to journalArticle

modules
room temperature
curves
radiation
temperature
1 Citations

Design and implementation of a 140W charge regulator

Moreno, C., Hernandez, J., Diaz, N. & Bayona, J., 2013, Conference Record of the IEEE Photovoltaic Specialists Conference. p. 2891-2895 5 p. 6745073

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Energy storage
Charging (batteries)
Power converters
Power electronics

Desing and implementation of a math fair

Hurtado, O. G., Castillo, J. R. & Chaves, R. M. P., 2013, In : Applied Mathematical Sciences. 7, 61-64, p. 3201-3208 8 p.

Research output: Contribution to journalArticle

Students
Curricula
Education
Learning Process
Inclusion

DFT study of the pressure influence on the electronic and magnetic properties of gaxMn1-xN compound

Espitia R., M. J., Parra, O. S. & Díaz F., J. H., 2013, In : Revista Mexicana de Fisica. 59, 5, p. 488-492 5 p.

Research output: Contribution to journalArticle

magnetic moments
magnetic properties
electronics
pressure dependence
polarization
2 Citations

Dispersion as stopping criterion for Vortex particle swarm optimization

Espitia, H. E. & Sofrony, J. I., 2013, Proceedings - 2013 2nd International Symposium on Instrumentation and Measurement, Sensor Network and Automation, IMSNA 2013. IEEE Computer Society, p. 32-36 5 p. 6742811

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Particle swarm optimization (PSO)
Vortex flow
Vorticity

Editora

Molina-Andrade, A., Jul 2013, In : Magis. 6, 12, p. 13-17 5 p.

Research output: Contribution to journalArticle

Efecto de la disminución de la velocidad vehicular en la durabilidad de una capa asfáltica

Quintana, H. A. R., Lizcano, F. A. R. & Bonells, C. F. U., Apr 2013, In : Ingeniare. 21, 1, p. 139-149 11 p.

Research output: Contribution to journalArticle

Asphalt
Durability
Asphalt mixtures
Stiffness
Fatigue of materials

Electric field sensors effect on pulsed power measurements

Santamaria, F. & Roman, F., 2013, Digest of Technical Papers-IEEE International Pulsed Power Conference. 6627497

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electric sparks
Electric fields
Electric lines
Sensors
Electric potential

Electronic design of a prototype for registration and analysis of transient overvoltages in 11.4 kV networks

Acevedo Vasquez, A., Chacón, G., Zambrano, A. & Santamaría, F., 2013, 2013 Power Electronics and Power Quality Applications, PEPQA 2013 - Proceedings. IEEE Computer Society, 6614952

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electric potential
Power quality
27 Citations

El fenómeno de envejecimiento en asfaltos y mezclas asfálticas. una revisión

Fernández-Gómez, W. D., Rondón Quintana, H. & Reyes Lizcano, F., 2013, In : Ingenieria e Investigacion. 33, 1, p. 5-12 8 p.

Research output: Contribution to journalArticle

Asphalt mixtures
Asphalt
Aging of materials
Oxidation
Photodegradation

Emerging concepts between software engineering and knowledge management

Castro, S. J. B., García, V. H. M. & Crespo, R. G., 2013, Advances in Intelligent Systems and Computing. Springer Verlag, Vol. 172 AISC. p. 13-24 12 p. (Advances in Intelligent Systems and Computing; vol. 172 AISC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Knowledge management
Software engineering

Enseñanza de las ciencias y contextos culturales: Un testimonio de vida Entrevista a William W. Cobern

Cobern, W. W., Molina-Andrade, A. & Peñaloza-J., G., Jul 2013, In : Magis. 6, 12, p. 187-192 6 p.

Research output: Contribution to journalArticle

Enseñanza de las ciencias y contextos culturales: Un testimonio de vida, Entrevista a William W. Cobern

Cobern, W. W., Molina-Andrade, A. & Peñaloza-J., G., Jul 2013, In : Magis. 6, 12, p. 193-198 6 p.

Research output: Contribution to journalArticle

Erratum: Phylogeny of the Lobariaceae (lichenized Ascomycota: Peltigerales), with a reappraisal of the genus Lobariella (Lichenologist (2013) 45:2 (203-263))

Moncada, B., Lücking, R. & Betancourt-Macuase, L., Jul 2013, In : Lichenologist. 45, 4, p. 581 1 p.

Research output: Contribution to journalArticle

1 Citations

Estudio de calidad de ladrillos cerámicos producidos con mezclas de arcilla y cenizas de incineración de residuos sólidos municipales

García-Ubaque, C. A., González-Hässig, A. & Vaca-Bohórquez, M. L., Aug 2013, In : Ingenieria e Investigacion. 33, 2, p. 36-41 6 p.

Research output: Contribution to journalArticle

Ashes
Waste incineration
Municipal solid waste
Brick
Clay
2 Citations

Evolución del marco normativo de la salud ambiental en Colombia

García-Ubaque, C. A., García-Ubaque, J. C. & Vaca-Bohórquez, M. L., 2013, In : Revista de Salud Publica. 15, 1, p. 56-65 10 p.

Research output: Contribution to journalArticle

Colombia
Environmental Health
Environmental Policy
Health Policy
Economics
3 Citations

Experimental study of a submillimeter spark-gap

Santamaria, F. & Roman, F., 2013, In : IEEE Transactions on Plasma Science. 41, 4, p. 985-992 8 p., 6477231.

Research output: Contribution to journalArticle

spark gaps
arcs
gases
gas discharges
electrical faults
1 Citations

Factibilidad técnica y de salud pública de la recolección de aguas nieblas: Estudio de caso

García-Ubaque, C. A., Vaca-Bohórquez, M. L. & García-Ubaque, J. C., 2013, In : Revista de Salud Publica. 15, 3, p. 366-373 8 p.

Research output: Contribution to journalArticle

Weather
Public Health
Water
Drinking Water
Drinking
1 Citations

From binary logic functions to fuzzy logic functions

Salazar, O., Soriano, J. & Serrano, H., 2013, In : Applied Mathematical Sciences. 7, 101-104, p. 5129-5138 10 p.

Research output: Contribution to journalArticle

Fuzzy Logic
Fuzzy logic
Logic
Binary
Ternary
3 Citations

Generating embedded type-1 fuzzy sets by means of convex combination

Salazar, O. & Soriano, J., 2013, Proceedings of the 2013 Joint IFSA World Congress and NAFIPS Annual Meeting, IFSA/NAFIPS 2013. p. 51-56 6 p. 6608374

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fuzzy sets
Membership functions
5 Citations

Hierarchical power flow control in low voltage microgrids

Chamorro, H. R. & Diaz, N. L., 2013, 45th North American Power Symposium, NAPS 2013. 6666881

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Flow control
Power control
Electric potential
Controllers
Reactive power

Implementation of two novel controllers in a scheme droops to attend increases of nonlinear load in island mode operation of a single phase inverter

Ortega, R., Garcera, G., Figueres, E., Carranza, O. & Guacaneme, J., 2013, IEEE International Symposium on Industrial Electronics. 6563801

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Controllers
Reactive power
Electric potential
Energy conversion
Power control

Incomplete Time Series: Imputation through Genetic Algorithms

Figueroa-García, J. C., Kalenatic, D. & López, C. A., 2013, Intelligent Systems Reference Library. Vol. 47. p. 31-52 22 p. (Intelligent Systems Reference Library; vol. 47).

Research output: Chapter in Book/Report/Conference proceedingChapter

time series
Time series
Genetic algorithms
flexibility
uncertainty
6 Citations

Interval type-2 fuzzy markov chains

Figueroa-García, J. C., 2013, Studies in Fuzziness and Soft Computing. Vol. 301. p. 49-64 16 p. (Studies in Fuzziness and Soft Computing; vol. 301).

Research output: Chapter in Book/Report/Conference proceedingChapter

Markov processes
Markov chain
Fuzzy sets
Interval
Interval type-2 Fuzzy Sets

Knowledge management model applied to a complex system: Development of software factories

García, V. H. M., Carrillo, T. L. & Castro, S. J. B., 2013, Advances in Intelligent Systems and Computing. Springer Verlag, Vol. 172 AISC. p. 185-195 11 p. (Advances in Intelligent Systems and Computing; vol. 172 AISC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Knowledge management
Industrial plants
Large scale systems
Software engineering
1 Citations

Lightning magnetic field measuring system in Bogotá - Colombia: Signal proccesing method

Escobar, O. F., Roman, F., Cortes, C. A. & Rojas, H. E., 2013, 2013 International Symposium on Lightning Protection, SIPDA 2013. IEEE Computer Society, p. 162-166 5 p. 6729210

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Adaptive filters
Lightning
Fourier transforms
Signal processing
Magnetic fields
3 Citations

Meaningful image objects for object-oriented image analysis

Lizarazo, I., 2013, In : Remote Sensing Letters. 4, 5, p. 419-426 8 p.

Research output: Contribution to journalArticle

image analysis
Image analysis
Geographic information systems
Pixels
raster