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fix: optimize block removal logic by tracking processed indices #3239

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merged 1 commit into from
Aug 1, 2025

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@myhloli myhloli commented Aug 1, 2025

Thanks for your contribution and we appreciate it a lot. The following instructions would make your pull request more healthy and more easily get feedback. If you do not understand some items, don't worry, just make the pull request and seek help from maintainers.

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Modification

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@myhloli myhloli requested a review from Copilot August 1, 2025 10:18
@dosubot dosubot bot added the size:S This PR changes 10-29 lines, ignoring generated files. label Aug 1, 2025
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Pull Request Overview

This PR optimizes the block removal logic in the remove_overlaps_low_confidence_blocks function by adding a tracking mechanism for processed block indices to avoid redundant operations.

Key changes:

  • Introduces a marked_indices set to track blocks already marked for removal
  • Adds early exit conditions to skip processing of already-marked blocks
  • Updates the block selection logic to only consider unprocessed blocks

@@ -259,13 +259,19 @@ def remove_overlaps_low_confidence_blocks(combined_res_list, overlap_threshold=0
block_info.append((xmin, ymin, xmax, ymax, area, score, block))

blocks_to_remove = []
marked_indices = set() # 跟踪已标记为删除的block索引
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[nitpick] The comment is in Chinese. Consider using English comments for better code maintainability and consistency with the rest of the codebase.

Suggested change
marked_indices = set() # 跟踪已标记为删除的block索引
marked_indices = set() # Tracks the indices of blocks marked for removal

Copilot uses AI. Check for mistakes.


# 检查每个block内部是否有3个及以上的小block
for i, (xmin, ymin, xmax, ymax, area, score, block) in enumerate(block_info):
# 查找内部的小block
# 如果当前block已标记为删除,则跳过
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[nitpick] The comment is in Chinese. Consider using English comments for better code maintainability and consistency with the rest of the codebase.

Suggested change
# 如果当前block已标记为删除,则跳过
# Skip if the current block is already marked for removal

Copilot uses AI. Check for mistakes.

if i in marked_indices:
continue

# 查找内部的小block (仅考虑尚未被标记为删除的block)
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[nitpick] The comment is in Chinese. Consider using English comments for better code maintainability and consistency with the rest of the codebase.

Suggested change
# 查找内部的小block (仅考虑尚未被标记为删除的block)
# Find smaller blocks inside (only consider blocks not yet marked for removal)

Copilot uses AI. Check for mistakes.

@@ -279,6 +285,7 @@ def remove_overlaps_low_confidence_blocks(combined_res_list, overlap_threshold=0
for j, _, j_block in blocks_inside:
if j_block not in blocks_to_remove:
blocks_to_remove.append(j_block)
marked_indices.add(j) # 标记索引为已处理
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[nitpick] The comment is in Chinese. Consider using English comments for better code maintainability and consistency with the rest of the codebase.

Suggested change
marked_indices.add(j) # 标记索引为已处理
marked_indices.add(j) # Mark the index as processed

Copilot uses AI. Check for mistakes.

@@ -298,6 +305,7 @@ def remove_overlaps_low_confidence_blocks(combined_res_list, overlap_threshold=0
else:
# 保留小blocks,删除大block
blocks_to_remove.append(block)
marked_indices.add(i) # 标记当前索引为已处理
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[nitpick] The comment is in Chinese. Consider using English comments for better code maintainability and consistency with the rest of the codebase.

Suggested change
marked_indices.add(i) # 标记当前索引为已处理
marked_indices.add(i) # Mark the current index as processed

Copilot uses AI. Check for mistakes.

@myhloli myhloli merged commit da56746 into opendatalab:release-2.1.10 Aug 1, 2025
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