1. BM(BM matching algorithm): BM algorithm is considered as a sublinear string matching algorithm. In the worst case, the time complexity of finding all the patterns is O(mn), and in the best case, the time complexity of finding all the patterns by matching is O(n/m).

2. BM(Black Matrix) refers to electronic printing on materials such as glass, plastic, metal or resin. The colored part around the screen of our existing smart phone is a kind of BM.

3. BM (absolute elevation) BM refers to the absolute elevation, that is, the height from the theoretical Yellow Sea plane datum. BM is the Bench Mark.

4. BM (Orc Hero of Warcraft): short for blade master, the Orc Hero of Warcraft. Blade master (BM) is a physical export hero. His main operating skill is to use wind walk to harass others' homes in the early stage, and steal enemy heroes, which can cause considerable containment of the enemy in the early stage.

5. BM(BoneyM (Boney M) Singing Group in former West Germany) The Boney M (Boney M) Singing Group in former West Germany was a very noticeable singing group in 197s and 198s. The band members came from all directions, some from the West Indies and some from Jamaica. The producer is Frank Fariam.

Baidu Encyclopedia -BM (Warcraft Orcs Hero)

Baidu Encyclopedia -BM (Color Microelectronics Printing Technology)

Baidu Encyclopedia -BM(BM Matching Algorithm)

Baidu Encyclopedia -BM (Absolute Elevation)