Tan is the Chinese character 's Hanyu Pinyin romanisation in Mandarin Chinese. It is pronounced and romanised differently in different languages and dialects. 1  In Cantonese Chinese, it is romanised as Taam4 in Jyutping and Taahm tÃ ahm In Cantonese. 2  Yale it is romanised As tam In Hong kong And.  macao The surname came from the less common surname è«, another with the same pronunciation in Mandarin Chinese and Cantonese Chinese. 2  In order to avoid the revenge of their enemies, the clan leaders changed it to è­.
Collaborative learning is often described as encouraging interdependence, while cooperative learning is focused on learning conflict skills. Similarly, collaborative weighs the process over the product while cooperative learning focuses on the product over the process. Lastly, collaborative learning is student led while cooperative learning is teacher lead, which has advantages and disadvantages.
Collaborative filtering (CF) is a technique used by some recommender systems. Collaborative filtering has two senses, a narrow one and a more general one. In general, collaborative filtering is the process of filtering for information or patterns using techniques involving collaboration among multiple agents, viewpoints, data sources, etc. [1] Applications of collaborative filtering typically involve very large data sets.