Title	Intelligent Crawling On Open Web for Business Prospects
Author	Bharat Bhushan, Narender Kumar
Citation	Vol. 12  No. 6  pp. 93-98
Keywords	Web crawler, latency, ethics, reliability, longevity

Title	Pattern Clustering via Ants Colony, Ward Method, Kohonen Maps
Author	Rosangela Villwock, Maria Teresinha Arns Steiner, Paulo Henrique Siqueira
Citation	Vol. 12  No. 6  pp. 81-92
Keywords	Data Mining, Metaheuristics, Ant-Based Clustering

Title	Study of the estimation techniques for the Carrier Frequency Offset (CFO) in OFDM systems
Author	Saeed Mohseni, Mohammad A. Matin
Citation	Vol. 12  No. 6  pp. 73-80
Keywords	Carrier frequency offset (CFO), Orthogonal Frequency Division Multiplexing (OFDM), Inter Carrier Interference (ICI), CFO estimation, CFO compensation, OFDM performance and Doppler Effect (DE)

Title	Evaluation on Low-Carbon Urban Construction Dominance Level in China
Author	Zhitian Zhou, Duogui Yang, Lili Zhao
Citation	Vol. 12  No. 6  pp. 69-72
Keywords	low-carbon city, index system, evaluation