R. Agrawal, C. Faloutsos, and A. Swami, Efficient similarity search in sequence databases, 4th Int. conference on foundations of data organization and algorithms, pp.69-84, 1993.
DOI : 10.1007/3-540-57301-1_5

A. N. Akansu and R. A. Haddad, Multiresolution Signal Decomposition: Transforms , Subbands, and Wavelets, 2001.

A. Baier and K. Bandelow, Traffic engineering and realistic network capacity in cellular radio networks with inhomogeneous traffic distribution, IEEE 47th Vehicular Technology Conference (VTC'97), pp.780-784, 1997.

F. Bao, X. Wang, Z. Tao, Q. Wang, and S. Du, EMD-based extraction of modulated cavitation noise, Mechanical Systems and Signal Processing, vol.24, issue.7, pp.2124-2136, 2010.
DOI : 10.1016/j.ymssp.2010.03.013

. Petridis, Comparison of two metahuerisitcs with mathematical programming methods for the solution of OPF, IEEE Conference on Generation, pp.16-24, 2006.

A. Borghetti and C. , An MILP approach for short-term hydro scheduling and unit commitment with head-dependant reservoir, Renewable Energy, pp.1115-1124, 2008.

A. Boukerche, S. Hong, and T. Jacob, A distributed algorithm for dynamic channel allocation, Mobile Networks and Applications, vol.7, issue.2, pp.115-126, 2002.
DOI : 10.1023/A:1013722820996

C. Chiu, Y. Chen, I. Kuo, and H. C. Ku, An intelligent market segmentation system using k-means and particle swarm optimization, Expert Systems with Applications, vol.36, issue.3, pp.4558-4565, 2009.
DOI : 10.1016/j.eswa.2008.05.029

A. Danczyk and H. X. Liu, A mixed-integer program for optimising sensor locations along freeway corridors, Transportation Research Part B, vol.45, pp.1208-217, 2011.

S. Das, S. Sen, R. Jayaram, and P. Agrawal, An efficient distributed channel management algorithm for cellular mobile networks, Proceedings of ICUPC 97, 6th International Conference on Universal Personal Communications, pp.646-650, 1997.
DOI : 10.1109/ICUPC.1997.627244

S. K. Das, S. K. Sen, and R. Jayaram, A dynamic load balancing strategy for channel assignment using selective borrowing in cellular mobile environment, Proceedings of the 2nd annual international conference on Mobile computing and networking , MobiCom '96, pp.333-347, 1997.
DOI : 10.1145/236387.236409

E. Del-re, R. Fantacci, and G. Giambene, Handover and dynamic channel allocation techniques in mobile cellular networks, IEEE Transactions on Vehicular Technology, vol.44, issue.2, pp.229-237, 1995.
DOI : 10.1109/25.385913

X. Dong and H. T. Lai, An efficient priority-based dynamic channel allocation strategy for mobile cellular networks, Proceedings of INFOCOM '97, pp.892-899, 1997.
DOI : 10.1109/INFCOM.1997.644572
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.33.853

M. Duque-antn, B. Rber, and U. Killat, Extending Kohonen's self-organizing mapping for adaptive resource management in cellular radio networks, IEEE Transactions on Vehicular Technology, vol.46, issue.3, pp.560-568, 1997.
DOI : 10.1109/25.618180

E. Keogh, K. Chakrabarti, M. Pazzani, and S. Mehrotra, Dimensionality Reduction for Fast Similarity Search in Large Time Series Databases, Knowledge and Information Systems, vol.3, issue.3, pp.263-286, 2001.
DOI : 10.1007/PL00011669
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.11.4993

S. Ekici, S. Yildirim, and M. Poyraz, Energy and entropy-based feature extraction for locating fault on transmission lines by using neural network and wavelet packet decomposition, Expert Systems with Applications, vol.34, issue.4, pp.2937-2944, 2008.
DOI : 10.1016/j.eswa.2007.05.011

Z. Iscan, Z. Dokur, and T. Demiralp, Classification of electroencephalogram signals with combined time and frequency features, Expert Systems with Applications, vol.38, issue.8, pp.10499-10505, 2011.
DOI : 10.1016/j.eswa.2011.02.110

Z. Jagnjic, N. Bougunovic, I. Pizeta, and F. Jovic, Time series classification based on qualitative space fragmentation, Advanced Engineering Informatics, vol.23, issue.1, pp.116-129, 2009.
DOI : 10.1016/j.aei.2008.07.006

J. Jiang, T. H. Lai, and N. Soundarajan, On distributed dynamic channel allocation in mobile cellular networks, IEEE Transactions on Parallel and Distributed Systems, vol.13, issue.10, pp.1024-1037, 2002.
DOI : 10.1109/TPDS.2002.1041879

R. W. Juma, K. Djouani, and A. Kurien, A mathematical approach for capacity enhancement, 3G mobile networks, Southern Africa Telecommunication Networks and Applications Conference (SATNAC'11), 2011.

C. Junsheng, Y. Dejie, and Y. Yu, A fault diagnosis approach for roller bearings based on EMD method and AR model, Mechanical Systems and Signal Processing, vol.20, issue.2, pp.350-362, 2006.
DOI : 10.1016/j.ymssp.2004.11.002

I. Katzela and M. Naghsineh, Channel assignment schemes for cellular mobile telecommunication systems: A comprehensive survey, IEEE Journal on Personal Communications, pp.10-31, 1996.
DOI : 10.1109/comst.2000.5340800
URL : http://dspace.lib.ntua.gr/handle/123456789/24446

E. Keogh, S. Chu, D. Hart, and M. Pazzani, An online algorithm for segmenting time series, Proceedings 2001 IEEE International Conference on Data Mining, pp.289-296, 2001.
DOI : 10.1109/ICDM.2001.989531
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.23.6570

E. J. Keogh and M. J. Pazzani, Relevance feedback retrieval of time series data, Proceedings of the 22nd annual international ACM SIGIR conference on Research and development in information retrieval , SIGIR '99, pp.183-190, 1999.
DOI : 10.1145/312624.312676
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.133.1026

H. Khedher, F. Valois, and S. Tabbane, Real mechanisms for mobile network modelling and engineering, Global Telecommunications Conference, pp.2134-2139, 2004.

K. Kianmehr and R. Alhajj, Calling communities analysis and identification using machine learning techniques, Expert Systems with Applications, vol.36, issue.3, pp.6218-6226, 2009.
DOI : 10.1016/j.eswa.2008.07.072

S. H. Kim, K. N. Chang, and S. Kim, A channel allocation for cellular mobile radio systems using simulated annealing, Telecommunication Systems, vol.14, issue.1/4, pp.95-106, 2000.
DOI : 10.1023/A:1019133231776

F. Korn, H. V. Jagadish, and C. Faloutsos, Efficiently supporting ad-hoc queries in large datasets of time sequences, ACM SIGMOD Conference on Management of Data, pp.289-300, 1997.

K. Kritikos and D. Plexousakis, Mixed-Integer Programming for QoS-Based Web Service Matchmaking, IEEE Transactions on Services Computing, vol.2, issue.2, pp.122-139, 2009.
DOI : 10.1109/TSC.2009.10

A. Kurien, K. Djouani, B. J. Van-wyk, Y. Hamam, and A. Mellouk, Using empirical mode decomposition for subscriber behaviour analysis in cellular networks in South Africa, 2010 7th International Multi- Conference on Systems, Signals and Devices, pp.1-5, 2010.
DOI : 10.1109/SSD.2010.5585575

A. M. Kurien, G. Noel, A. Mellouk, B. J. Van, and K. Djouani, Efficient classification based on multi-scale traffic data extraction patterns of cellular networks, Proceedings of the 6th International Wireless Communications and Mobile Computing Conference on ZZZ, IWCMC '10, pp.361-365, 2010.
DOI : 10.1145/1815396.1815480

A. M. Kurien, B. J. Van-wyk, L. W. Snyman, and D. Chatelain, Intelligent planning of mobile networks for Southern Africa, EUROSIM Special Session on Modelling and Simulation of Distributed Systems and Networks, 2004.

I. Laki, L. Farkas, and L. Nagy, Cell planning in mobile communication systems using sga optimisation, IEEE Conference on Trends in Communications (EUR- CON'01), pp.124-127, 2001.

C. Y. Lee and H. G. Kang, Cell planning with capacity expansion in mobile communications: a tabu search approach, IEEE Transactions on Vehicular Technology, vol.49, issue.5, pp.1678-1691, 2000.
DOI : 10.1109/25.892573

J. Lempiainen, M. Manninen, G. Gprs, and . Umts, Radio Interface Systems Planning for, 2002.

J. Li, Z. Yunlong, and S. Hai, An Improved Branch and Bound Algorithm for Location-Routing Problems, 2009 International Forum on Computer Science-Technology and Applications, pp.58-63, 2009.
DOI : 10.1109/IFCSTA.2009.21

J. Lin, E. Keogh, S. Lonardi, and B. Chiu, A symbolic representation of time series, with implications for streaming algorithms, Proceedings of the 8th ACM SIGMOD workshop on Research issues in data mining and knowledge discovery , DMKD '03, pp.2-11, 2003.
DOI : 10.1145/882082.882086

L. Lin and J. Hongbing, Signal feature extraction based on an improved EMD method, Measurement, pp.796-803, 2009.

P. Luathep, A. Sumalee, W. H. Lam, H. K. Lo, and . Li, Global optimization method for mixed transportation network design problem: A mixed-integer linear programming approach, Transportation Research Part B: Methodological, vol.45, issue.5, pp.808-827, 2011.
DOI : 10.1016/j.trb.2011.02.002

M. Mahdian and M. Pal, Universal Facility Location, 11th Annual European Symposium on Algorithms, pp.409-421, 2003.
DOI : 10.1007/978-3-540-39658-1_38

S. Mallat, A Wavelet Tour of Signal Processing: The Sparse Way, 2009.

F. F. Mazzini and G. R. Mateus, A mixed-integer programming model for the cellular telecommunication network design, Proceedings of the 5th international workshop on Discrete algorithms and methods for mobile computing and communications , DIALM '01, pp.68-76, 2001.
DOI : 10.1145/381448.381458

C. Mazzoni, L. Castaldi, and F. Addeo, Consumer behavior in the Italian mobile telecommunication market, Telecommunications Policy, vol.31, issue.10-11, pp.632-647, 2007.
DOI : 10.1016/j.telpol.2007.07.009

A. R. Mishra, Advanced Cellular Network Planning and Optimisation: 25/2, 5G/3G...Evolution to 4G, 2007.
DOI : 10.1002/9780470057629

R. E. Moraes, C. C. Ribeiro, and C. Duhamel, Optimal solutions for faulttolerant topology control in wireless ad-hoc networks, Transportation Research Part B, vol.8, issue.12, pp.5970-5981, 2009.

H. Morais, P. Kadar, P. Faria, Z. A. Vale, and H. M. Khodr, Optimal scheduling of a renewable micro-grid in an isolated load area using mixed-integer linear programming, Renewable Energy, vol.35, issue.1, pp.151-156, 2010.
DOI : 10.1016/j.renene.2009.02.031

J. Munyaneza, B. J. Van-wyk, and A. Kurien, Optimisation of antenna placement in 3G networks using genetic algorithms, 3rd International Conference on Broadband Communications, Information Technology and Biomedical Applications (BroadCom'08), pp.463-467, 2008.

M. Oughdi, A. Caminada, S. Lamrous, and B. Morin, Load Regulation in Mobile Network with Planned Pricing Model based on User Behaviour, Joint International Conference on Autonomic and Autonomous Systems and International Conference on Networking and Services, (icas-isns'05), pp.53-59, 2005.
DOI : 10.1109/ICAS-ICNS.2005.64

B. S. Park, J. Yook, and H. K. Park, The determination of base station placement and transmit power in an inhomogenous traffic distribution for radio network planning, IEEE Vehicular Technology Conference, pp.2051-2055, 2002.

P. Peilin and D. Guangbin, Power quality detection and discrimination in distributed power system based on wavelet transform, 2008 27th Chinese Control Conference, pp.635-638, 2008.
DOI : 10.1109/CHICC.2008.4605103

B. R. Philemon, A. Kurien, and Y. Hamam, The optimization of base station site placement for unevenly distributed traffic using a genetic algorithm, IASTED International Conference on Modelling and Simulation, 2008.

B. R. Philemon, A. Kurien, and Y. Hamam, Base Station Placement for Uneven Traffic in Cellular Network using Genetic Algorithm, Modelling and Simulation / 687: Health Informatics, 2010.
DOI : 10.2316/P.2010.685-027

A. Phinyomark, C. Limsakul, and P. Phukpattaranont, An optimal wavelet function based on wavelet denoising for multifunction myoelectric control, 2009 6th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology, pp.43-52, 2010.
DOI : 10.1109/ECTICON.2009.5137236

G. R. Raidl and J. Puchinger, Combining (integer) linear programming techniques and meta-heuristics for combinatorial optimisation, Studies in Computational Intelligence (SCI), vol.114, pp.31-62, 2008.

T. Rapaport, Wireless Communications: Principles and Practise, Pearson Education, 2009.

D. Reeve, Y. Li, M. Lark, and D. Simmonds, An investigation of the multi-scale temporal variability of beach profiles at Duck using wavelet packet transforms, Coastal Engineering, vol.54, issue.5, pp.410-415, 2007.
DOI : 10.1016/j.coastaleng.2006.11.008

G. Rilling, P. Flandarin, and P. Goncalves, On empirical mode decompostion and its algorithms, IEEE EURASIP Workshop on Non-linear and Image Processing, vol.3, pp.8-11, 2003.

H. G. Sandalidis, P. P. Stavroulakis, and J. Rodriguez-tellez, An efficient evolutionary algorithm for channel resource management in cellular mobile systems, IEEE Transactions on Evolutionary Computation, vol.2, issue.4, pp.125-137, 1998.
DOI : 10.1109/4235.738972

H. G. Sandalidis, P. P. Stavroulakis, and J. Rodriguez-tellez, Borrowing channel assignment strategies based on heuristic techniques for cellular systems, IEEE Transactions on Neural Networks, vol.10, issue.1, pp.176-181, 1999.
DOI : 10.1109/72.737504

E. Sejdic, I. Djurovic, and J. Jiang, Time???frequency feature representation using energy concentration: An overview of recent advances, Digital Signal Processing, vol.19, issue.1, pp.153-183, 2009.
DOI : 10.1016/j.dsp.2007.12.004

P. Shan and M. Li, Nonlinear time-varying spectral analysis: HHT and MOD- WPT, Hindawi Journal on Mathematical Problems in Engineering, pp.1-14, 2010.

S. Y. Sohn and Y. Kim, Searching customer patterns of mobile service using clustering and quantitative association rule, Expert Systems with Applications, vol.34, issue.2, pp.1070-1077, 2009.
DOI : 10.1016/j.eswa.2006.12.001

M. St-hilaire and S. Liu, Comparison of different meta-heuristics to solve the global planning problem of UMTS networks, Computer Networks, vol.55, issue.12, pp.2705-2716, 2011.
DOI : 10.1016/j.comnet.2011.05.008

R. Subrata and A. Y. Zomaya, Artificial life techniques for reporting cell planning in mobile computing, Proceedings 16th International Parallel and Distributed Processing Symposium, pp.203-210, 2002.
DOI : 10.1109/IPDPS.2002.1016612

R. Subrata and A. Y. Zomaya, A comparison of three artificial life techniques for reporting cell planning in mobile computing, IEEE Transactions on Parallel and Distributed Systems, vol.14, issue.2, pp.142-153, 2003.
DOI : 10.1109/TPDS.2003.1178878

M. J. Todd, The many facets of linear programming, Mathematical Programming, vol.91, issue.3, pp.417-436, 2002.
DOI : 10.1007/s101070100261

D. Tsai and C. Lin, Fuzzy C-means based clustering for linearly and nonlinearly separable data, Pattern Recognition, vol.44, issue.8, pp.1750-1760, 2011.
DOI : 10.1016/j.patcog.2011.02.009

K. Tutschku, Demand-based radio network planning of cellular mobile communication systems, Proceedings. IEEE INFOCOM '98, the Conference on Computer Communications. Seventeenth Annual Joint Conference of the IEEE Computer and Communications Societies. Gateway to the 21st Century (Cat. No.98CH36169), 1997.
DOI : 10.1109/INFCOM.1998.662915

K. Tutschku, K. Leibnitz, and P. Tran-gia, ICEPT -an integrated cellular network planning tool, Vehicular Technology Conference, pp.765-769, 1997.

K. Tutschku and P. Tran-gia, Spatial traffic estimation and characterization for mobile communication network design, IEEE Journal on Selected Areas in Communications, vol.16, issue.5, pp.804-811, 1998.
DOI : 10.1109/49.700914

M. Uyar, S. Yildirim, and M. T. Gencoglu, An effective wavelet-based feature extraction method for classification of power quality disturbance signals, Electric Power Systems Research, pp.1747-1755, 2008.

B. J. Van-wyk, M. A. Van-wyk, and G. Qi, Difference Histograms: A new tool for time series analysis applied to bearing fault diagnosis, Pattern Recognition Letters, vol.30, issue.6, pp.595-599, 2009.
DOI : 10.1016/j.patrec.2008.12.012

F. Vatansever and A. Ozdemir, Power parameters calculation based on wavelet packet transform, Electrical Power and Energy Systems, pp.596-603, 2009.

G. Vidyarthi, A. Ngom, and I. Stojmenovic, A Hybrid Channel Assignment Approach Using an Efficient Evolutionary Strategy in Wireless Mobile Networks, IEEE Transactions on Vehicular Technology, vol.54, issue.5, pp.1887-1895, 2005.
DOI : 10.1109/TVT.2005.853450

J. Vygen, Approximation algorithms for facility location problems: Lecture notes, 2005.

G. M. Weiss, Data Mining in Telecommunications, Data Mining and Knowledge Discovery Handbook: A Complete Guide for Practitioners and Researchers, pp.1189-1201, 2005.
DOI : 10.1007/0-387-25465-X_56

F. Wesselmann, A. Koberstein, and U. H. Suhl, Pivot-and-reduce cuts: An approach for improving Gomory mixed-integer cuts, European Journal of Operational Research, vol.214, issue.1, pp.15-26, 2011.
DOI : 10.1016/j.ejor.2011.04.009

R. M. Whitaker, L. Raisanen, and S. Hurley, The infrastructure efficiency of cellular wireless networks, Computer Networks, vol.48, issue.6, pp.941-959, 2005.
DOI : 10.1016/j.comnet.2004.11.014

R. W. Juma, K. Djouani, and A. Kurien, A Mathematical approach for Capacity Enhancement, 3G Mobile Networks, Southern Africa Telecommunication Networks and Applications Conference, 2011.

. Br-philemon, Y. Kurien, and . Hamam, Base Station Placement for Uneven Traffic in Cellular Networks using Genetic Algorithm, 3rd IASTED African Conference on Modelling and Simulation, pp.6-8

Z. Joao, . Mzyece, and . Kurien, Matrix Decomposition Methods for the Improvement of Data Mining in Telecommunications, 2009 IEEE 70th Vehicular Technology Conference Fall, pp.20-23, 2009.
DOI : 10.1109/VETECF.2009.5378904

. Br-philemon, Y. Kurien, and . Hamam, The Optimisation of Base Station Site Placement for Unevenly Distributed Traffic using a Genetic Algorithm, IASTED International Conference on Modeling and Simulation, 2008.

J. Munyaneza, . Bj-van-wyk, and . Kurien, Optimisation of Antenna Placement, 3G Networks Using Genetic Algorithms, 3rd International Conference on Broadband Communications, Information Technology and Biomedical Applications (Broad- Com'08), pp.463-467978, 2008.

. Am-kurien, . Bj-van-wyk, D. Lw-snyman, and . Chatelain, The following are related research outputs that were published prior to the start of this study: 1 An Environment-Based Network Planning Tool, 12th IEEE International Symposium on Electron Devices for Microwave and Opto-Electronic Applications

. Am-kurien, D. Bj-van-wyk, and . Chatelain, Adapting Cellular Network Planning for Developing Countries in Southern Africa, IPET International Conference, 2004.

. Am-kurien, . Bj-van-wyk, D. Lw-snyman, and . Chatelain, Intelligent Network Planning of Mobile Networks for Southern Africa, IEEE Africon Conference, 2004.

. Am-kurien, . Bj-van-wyk, D. Lw-snyman, and . Chatelain, Intelligent Planning of Mobile Networks for Southern Africa, EUROSIM Conference Special Session on Modelling and Simulation of Distributed Systems and Networks, 2004.