Apply Newton Method to Find Extrema in OPEN CASCADE eryar@163.com Abstract. In calculus, Newton’s method is used for finding the roots of a function. In optimization, Newton’s method is applied to find the roots of the derivative. OPEN CASCADE implem
先贴几个链接: http://blog.csdn.net/abcjennifer/article/details/7639681 Rachel-Zhang的 http://blog.csdn.net/manji_lee/article/details/8922474 David G. Lowe的两篇标志性的文章分别叫 Object recognition from local scale-invariant features 和 Distinctive Image Features from
Cypher函数是对图进行查询和操作的重要工具. 一,谓词函数 谓词函数返回true或者false,主要用于检查是否存在或满足特定的条件. 1,Exists 如果指定的模式存在于图中,或者特定的属性存在于节点.关系或Map中,那么函数返回True 例如,节点具有name属性,并check图中是否存在特定的模式: MATCH (n) WHERE exists(n.name) RETURN n.name AS name, exists((n)-[:MARRIED]->()) AS is_marrie