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High Capacity Image Data Hiding of Scanned Text Documents Using Improved Quadtree
Multimedia · Submitted 29 Mar 2018
abstract compiled · 2026-09-23 · no language-model review
The authors' main claim Therefore, the proposed method can be used in the secure and intangible transfer of text documents in the host image.
The compiled record
The paper's own sentences, arranged. Each label is drawn from a closed vocabulary; the number beside it is the probability the classifier gave that label. Numbers in the tables are the authors', checked by code. No sentence in this record was written by a model.
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The abstract, sentence by sentence
In this paper, an effective method was introduced to steganography of text document in the host image. In the available steganography methods, the message has a random form. Therefore, the embedding capacity is generally low. In the proposed method, the main underlying idea was the sparse property of scanned documents. The scanned documents were converted from gray-level form to binary values by halftoning idea and then the information-included parts were extracted using the improved quadtree and separated from document context. Next, in order to compress the extracted parts, an algorithm was proposed based on reading the binary string bits, ignoring the zero behind the number, and converting them to decimal values. Embedding capacity of the proposed method is higher than that of other available methods with a random-based message. Therefore, the proposed method can be used in the secure and intangible transfer of text documents in the host image.
background contribution method result interpretation main claim
| # | sentence | role | the authors' own work | states the main conclusion | strength |
|---|---|---|---|---|---|
| s0 | In this paper, an effective method was introduced to steganography of text document in the host image. | contribution 1.00 | 0.90 | 0.13 | asserted 1.00 |
| s1 | In the available steganography methods, the message has a random form. | background 0.97 | 0.05 | 0.02 | asserted 1.00 |
| s2 | Therefore, the embedding capacity is generally low. | background 0.80 | 0.08 | 0.04 | asserted 0.99 |
| s3 | In the proposed method, the main underlying idea was the sparse property of scanned documents. | method 0.60 | 0.46 | 0.05 | asserted 1.00 |
| s4 | The scanned documents were converted from gray-level form to binary values by halftoning idea and then the information-included parts were extracted using the improved quadtree and separated from document context. | method 1.00 | 0.87 | 0.05 | asserted 0.99 |
| s5 | Next, in order to compress the extracted parts, an algorithm was proposed based on reading the binary string bits, ignoring the zero behind the number, and converting them to decimal values. | method 0.99 | 0.89 | 0.04 | asserted 0.98 |
| s6 | Embedding capacity of the proposed method is higher than that of other available methods with a random-based message. | result 0.98 | 0.78 | 0.44 | asserted 1.00 |
| s7 | Therefore, the proposed method can be used in the secure and intangible transfer of text documents in the host image. | interpretation 0.97 | 0.33 | 0.74 | hedged possibility 0.73 |
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The paper
Original abstract
In this paper, an effective method was introduced to steganography of text document in the host image. In the available steganography methods, the message has a random form. Therefore, the embedding capacity is generally low. In the proposed method, the main underlying idea was the sparse property of scanned documents. The scanned documents were converted from gray-level form to binary values by halftoning idea and then the information-included parts were extracted using the improved quadtree and separated from document context. Next, in order to compress the extracted parts, an algorithm was proposed based on reading the binary string bits, ignoring the zero behind the number, and converting them to decimal values. Embedding capacity of the proposed method is higher than that of other available methods with a random-based message. Therefore, the proposed method can be used in the secure and intangible transfer of text documents in the host image.
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