SPECIAL ISSUE PAPERS Effective Sparse Dynamic Programming Algorithms for Merged and Block Merged LCS Problems AHM Mahfuzur Rahmana and M. Sohel Rahmana An Efficient and Scalable Approach for Ontology Instance Matching Rudra Pratap Deb Nath, Hanif Seddiqui, and Masaki Aono Longest Common Subsequence Problem for Run-Length-Encoded Strings Shegufta Bakht Ahsan, Syeda Persia Aziz, and M. Sohel Rahm...