2012 CERTIFICATE It is certified that the contents and form of thesis entitled " Twitter Sentiment Analysis " submitted by Afroze Ibrahim Baqapuri (NUST-BEE-310) have been found satisfactory for the requirement of the degree.

A buyer-seller watermarking protocol deters dishonest buyers from illegally distributing bought content. This is achieved by giving the seller the capability to trace and identify these buyers, while also allowing the seller to prove illegal acts to a third party. At the same time, an honest buyer is prevented from being falsely accused of illegal content distribution by the seller. Many protoc...

Corresponding Authors: Ibrahim NA, Department of Surgery, Lagos State University, College of Medicine and Lagos State University Teaching, Hospital, P.M.B. 21266, Ikeja, Lagos, Nigeria, E-mail: [email protected] Received 03-08-11, Revised 10-09-11, Accepted 25-09-11

The conjugate gradient method plays an important role in solving large-scaled problems and the quasi-Newton method is known as the most efficient method in solving unconstrained optimization problems. Therefore, in this paper, the new hybrid 2592 Mohd Asrul Hery Ibrahim et al. method between the conjugate gradient method and the quasi-newton method for solving optimization problem is suggested....

A G Nicholson, B J Addis, H Bharucha, C A Clelland, B Corrin, A R Gibbs, P S Hasleton, K M Kerr, N B N Ibrahim, S Stewart, W A H Wallace, A U Wells . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....