Papers › A3S: Adversarial learning of semantic representations for Scene-Text Spotting

A3S: Adversarial learning of semantic representations for Scene-Text Spotting

21 Feb 2023arXiv:2302.10641archive 2025-07-28

Masato Fujitake

Scene-text spotting is a task that predicts a text area on natural scene images and recognizes its text characters simultaneously. It has attracted much attention in recent years due to its wide applications. Existing research has mainly focused on improving text region detection, not text recognition. Thus, while detection accuracy is improved, the end-to-end accuracy is insufficient. Texts in natural scene images tend to not be a random string of characters but a meaningful string of characters, a word. Therefore, we propose adversarial learning of semantic representations for scene text spotting (A3S) to improve end-to-end accuracy, including text recognition. A3S simultaneously predicts semantic features in the detected text area instead of only performing text recognition based on existing visual features. Experimental results on publicly available datasets show that the proposed method achieves better accuracy than other methods.

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Tasks

Text Spotting

Results from the paper archive 2025-07-28

TaskDatasetModelMetricValueRank at snapshotLeaderboardReport
Text Spotting ICDAR 2015 A3S F-measure (%) - Generic Lexicon 79.6 #7 of 18 Archive leaderboard report
Text Spotting ICDAR 2015 A3S F-measure (%) - Strong Lexicon 84.8 #7 of 18 Archive leaderboard report
Text Spotting ICDAR 2015 A3S F-measure (%) - Weak Lexicon 83.7 #7 of 18 Archive leaderboard report
Text Spotting SCUT-CTW1500 A3S F-Measure (%) - Full Lexicon 82.3 #1 of 11 Archive leaderboard report
Text Spotting SCUT-CTW1500 A3S F-measure (%) - No Lexicon 64.4 #1 of 11 Archive leaderboard report
Text Spotting Total-Text A3S F-measure (%) - Full Lexicon 85.1 #4 of 12 Archive leaderboard report
Text Spotting Total-Text A3S F-measure (%) - No Lexicon 79.4 #4 of 12 Archive leaderboard report

Ranks are positions in the archive's leaderboards as they stood at the 2025-07-28 snapshot. Results published since then are not among these rows, so a rank here is not a current standing.

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