Understanding

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　　图像语义分割(Semantic Segmentation)是图像处理和是机器视觉技术中关于图像理解的重要一环，也是 AI 领域中一个重要的分支。语义分割即是对图像中每一个像素点进行分类，确定每个点的类别（如属于背景、人或车等），从而进行区域划分。目前，语义分割已经被广泛应用于自动驾驶、无人机落点判定等场景中。 [Read More]

Given a matrix consists of 0 and 1, find the distance of the nearest 0 for each cell. [Read More]

Given a reference of a node in a connected undirected graph, return a deep copy (clone) of the graph. Each node in the graph contains a val (int) and a list (List[Node]) of its neighbors. [Read More]

You need to find the largest value in each row of a binary tree. [Read More]

Given a binary tree, find the leftmost value in the last row of the tree. [Read More]