proposal_target_layer_hdn.py 文件源码

python
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项目:MSDN 作者: yikang-li 项目源码 文件源码
def _generate_pairs(ids):
    id_i, id_j = np.meshgrid(ids, ids, indexing='ij') # Grouping the input object rois
    id_i = id_i.reshape(-1) 
    id_j = id_j.reshape(-1)
    # remove the diagonal items
    id_num = len(ids)
    diagonal_items = np.array(range(id_num))
    diagonal_items = diagonal_items * id_num + diagonal_items
    all_id = range(len(id_i))
    selected_id = np.setdiff1d(all_id, diagonal_items)
    id_i = id_i[selected_id]
    id_j = id_j[selected_id]

    return id_i, id_j
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