Smart Text Reader System for People who are Blind Using Machine and Deep Learning
Bibliographic record
Abstract
The World Health Organization (WHO) estimates that more than one-sixth of the world's population suffers from some form of visual impairment worldwide. With such a large number of people affected by vision issues, several breakthroughs in technology, both on the hardware and software sides, are needed to make a positive impact and improve the quality of life for blind and sight-impaired people. In particular, the ability to parse text from their surrounding is a crucial aspect that can empower blind people to become active members of society and help them lead an everyday life. Detection and recognition of text in natural images are two significant problems in the field of computer vision, having a wide variety of applications in the analysis of sports videos, autonomous driving, and industrial automation, to name a few, with challenges based on how text is represented and affected by environmental conditions. The current state-of-the-art in text detection and/or recognition has exploited advancements in deep learning and has reported a superior accuracy on benchmark datasets when tackling multi-resolution and multi-oriented text, however, there still remain challenges affecting text in the wild images that cause existing methods to underperform due to models not able to generalize to unseen data from insufficient labeled data. The objectives of this survey chapter are as follows. First, offering the reader not only a review of recent advancements in scene text detection and recognition, but also the results of extensive experiments using a unified evaluation framework that assesses pre-trained models of the selected methods on challenging cases, with the application of consistent evaluation criteria. Second, identifying several existing challenges for detecting or recognizing text in the wild images, namely, in-plane-rotation, multi-oriented and multi-resolution text, perspective distortion, illumination reflection, partial occlusion, complex fonts, and special characters. Finally, the chapter offers insights into potential research directions to address current challenges encountered by scene text detection and recognition techniques.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.002 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".