CN105354821B - The rendering method of vision target stimulation and system is presented under a kind of threshold - Google Patents

The rendering method of vision target stimulation and system is presented under a kind of threshold Download PDF

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Publication number
CN105354821B
CN105354821B CN201510640335.4A CN201510640335A CN105354821B CN 105354821 B CN105354821 B CN 105354821B CN 201510640335 A CN201510640335 A CN 201510640335A CN 105354821 B CN105354821 B CN 105354821B
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picture
target stimulation
low
fragment
pass filtering
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CN105354821A (en
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马庆国
裴冠雄
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Zhejiang University ZJU
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Zhejiang University ZJU
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    • G06T5/73

Abstract

The present invention is suitable for data processing field, provides a kind of rendering method of vision target stimulation under threshold, which comprises target stimulation picture fragment is turned at least 100 fragments;It is picture identical with the target stimulation dimension of picture by the fragment random alignment;Low-pass filtering treatment is carried out to the picture, the low-pass filtering treatment includes: Fuzzy Processing and noise reduction process;The preceding masking picture for being set as the target stimulation picture by the picture of low-pass filtering treatment is sheltered into picture with after, and is arranged and the time is presented.The embodiment of the present invention, target stimulation picture fragment is turned at least 100 fragments, it is picture identical with target stimulation dimension of picture by fragment random alignment, low-pass filtering treatment is carried out to picture, the preceding masking picture that target stimulation picture is set as by the picture of low-pass filtering treatment is sheltered into picture with after, and be arranged and the time is presented, allow target stimulation picture effectively to achieve the effect that present under threshold.

Description

The rendering method of vision target stimulation and system is presented under a kind of threshold
Technical field
The invention belongs to a kind of rendering method of vision target stimulation under data processing field more particularly to threshold and system is presented System.
Background technique
Threshold refers to the extraneous minimal stimulation amount for causing organism to be felt.When the intensity that one stimulates is lower than corresponding sensory threshold In limited time, we say that this stimulation is not arrived by consciousness, i.e., " under threshold ".Under " under threshold " finger vision threshold of this patent.By correct Covering method, it is ensured that target stimulation can be effectively presented under threshold.
After target stimulation disappears, human eye can continue to retain its image 0.1-0.4 seconds or so, and this visual persistence phenomenon is A kind of property that human eye has.Although the target stimulation presentation time is extremely short (less than 20 milliseconds) under threshold, due to the work of " after image " With making the actual presentation time has been more than 0.1 second, causes the above threshold perception of human eye, makes to act on failure under threshold.
Picture includes the features such as brightness, form and aspect, contrast, saturation degree, in a sequence of pictures comprising target stimulation under threshold During continuous presentation, although the target stimulation presentation time is extremely short (less than 20 milliseconds) under threshold, due to target stimulation and front and back figure The difference of piece characteristically, causes the conflict of qualification of human visual system, so that role transformation under threshold be made above threshold to act on, is allowed to Failure.
Summary of the invention
The rendering method and presentation system for being designed to provide vision target stimulation under a kind of threshold of the embodiment of the present invention, with solution Certainly the problem of visual stimulus can not be presented under threshold for the prior art.
The embodiments of the present invention are implemented as follows, the rendering method of vision target stimulation under a kind of threshold, which comprises
Target stimulation picture fragment is turned at least 100 fragments;
It is picture identical with the target stimulation dimension of picture by the fragment random alignment;
Low-pass filtering treatment is carried out to the picture, the low-pass filtering treatment includes: Fuzzy Processing and noise reduction process;
The preceding masking picture for being set as the target stimulation picture by the picture of low-pass filtering treatment is sheltered with after Picture, and be arranged and the time is presented.
The embodiment of the invention also provides a kind of presentation system of vision target stimulation under threshold, the system comprises:
Fragmentation unit, for target stimulation picture fragment to be turned at least 100 fragments;
Random alignment unit, for being and the target stimulation picture by the fragment random alignment of the fragmentation cell processing The identical picture of size;
Low-pass filtering treatment unit, the picture for combining to the random alignment unit carry out low-pass filtering treatment, institute Stating low-pass filtering treatment includes: Fuzzy Processing and noise reduction process;
Setting unit, before setting the target stimulation picture for the picture of the low-pass filtering treatment cell processing Picture and rear masking picture are sheltered, and is arranged and the time is presented.
Target stimulation picture fragment is turned at least 100 fragments by the embodiment of the present invention, is to pierce with target by fragment random alignment Swash the identical picture of dimension of picture, low-pass filtering treatment is carried out to picture, sets target for the picture Jing Guo low-pass filtering treatment The preceding masking picture and rear masking picture of picture are stimulated, and is arranged and the time is presented, target stimulation picture is effectively reached The effect presented under threshold.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these Attached drawing obtains other attached drawings.
Fig. 1 is the flow chart of vision target stimulation rendering method under threshold provided in an embodiment of the present invention;
Fig. 2 is the structure chart that system is presented in vision target stimulation under threshold provided in an embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.
In order to illustrate technical solutions according to the invention, the following is a description of specific embodiments.
Embodiment one
It is as shown in Figure 1 the flow chart of vision target stimulation rendering method under threshold provided in an embodiment of the present invention, the method The following steps are included:
Target stimulation picture fragment is turned at least 100 fragments by step S101.
In the embodiment of the present invention, it is necessary first to make the masking picture for sheltering target stimulation picture: by target stimulation picture Fragment turns to multiple fragments, i.e., carries out mosaicked field processing to target stimulation picture, wherein each fragment is cuboid or pros The size of body, each fragment is identical, and in order to keep the effect of masking stronger, the quantity of fragment is 100 or more.
The fragment random alignment is picture identical with the target stimulation dimension of picture by step S102.
In embodiments of the present invention, after target stimulation picture fragment is turned to multiple fragments, these fragments is reappeared and are arranged Column are combined into picture identical with target stimulation dimension of picture.It is described to be and the target stimulation picture ruler by the fragment random alignment Very little identical picture, specifically:
1. pair fragment is numbered;
2. by the corresponding character matrix of the number, and carrying out random alignment;
3. the fragment group after random alignment is combined into picture identical with the target stimulation dimension of picture.
Step S103 carries out low-pass filtering treatment to the picture, and the low-pass filtering treatment includes: Fuzzy Processing and drop It makes an uproar processing.
The embodiment of the present invention can be right after fragment to be combined into picture identical with target stimulation dimension of picture The picture carries out Fuzzy Processing and noise reduction process, the picture noise of picture is reduced with this, and can reduce the details of picture Level achievees the effect that picture low-pass filtering.
Optionally, the low-pass filtering treatment is Gaussian Blur processing, i.e., the picture and normal distribution is done convolution.
Step S104 sets the picture by low-pass filtering treatment in the preceding masking picture of the target stimulation picture With rear masking picture, and be arranged present the time.
In embodiments of the present invention, after having carried out low-pass filtering treatment to picture, can will pass through at low-pass filtering The picture of reason is set as the preceding masking picture and rear masking picture of target stimulation picture, thus realize the masking to target stimulation picture, Vision target stimulation is presented i.e. under threshold.
Optionally, the presentation time of the preceding masking picture and rear masking picture is 0.5 second.
Target stimulation picture fragment is turned at least 100 fragments by the embodiment of the present invention, is to pierce with target by fragment random alignment Swash the identical picture of dimension of picture, low-pass filtering treatment is carried out to picture, sets target for the picture Jing Guo low-pass filtering treatment The preceding masking picture and rear masking picture of picture are stimulated, and is arranged and the time is presented, target stimulation picture is effectively reached The effect presented under threshold.
Embodiment two
It is illustrated in figure 2 the structure chart that system is presented in vision target stimulation under threshold provided in an embodiment of the present invention, for the ease of Illustrate, part related to the embodiment of the present invention be only shown, comprising:
Fragmentation unit 201, for target stimulation picture fragment to be turned at least 100 fragments.
In the embodiment of the present invention, it is necessary first to make the masking picture for sheltering target stimulation picture: by target stimulation picture Fragment turns to multiple fragments, i.e., carries out mosaicked field processing to target stimulation picture, wherein each fragment is cuboid or pros The size of body, each fragment is identical, and in order to keep the effect of masking stronger, the quantity of fragment is 100 or more.
Random alignment unit 202, the fragment random alignment for handling the fragmentation unit 201 are to pierce with the target Swash the identical picture of dimension of picture.
In embodiments of the present invention, after target stimulation picture fragment is turned to multiple fragments, these fragments is reappeared and are arranged Column are combined into picture identical with target stimulation dimension of picture.The random alignment unit 202, comprising:
Number subelement 2021, for the fragment to be numbered;
Matrixing subelement 2022, the character matrix for numbering the number subelement 2021, and carry out random Arrangement;
Combine subelement 2023, for by the fragment group after 2022 random alignment of matrixing subelement be combined into it is described The identical picture of target stimulation dimension of picture.
Low-pass filtering treatment unit 203, for being carried out at low-pass filtering to the combined picture of the random alignment unit 202 Reason, the low-pass filtering treatment includes: Fuzzy Processing and noise reduction process.
The embodiment of the present invention can be right after fragment to be combined into picture identical with target stimulation dimension of picture The picture carries out Fuzzy Processing and noise reduction process, the picture noise of picture is reduced with this, and can reduce the details of picture Level achievees the effect that picture low-pass filtering.
Optionally, the low-pass filtering treatment is Gaussian Blur processing, i.e., the picture and normal distribution is done convolution.
Setting unit 204, the picture for handling the low-pass filtering treatment unit 203 are set as the target stimulation figure The preceding masking picture of piece and rear masking picture, and be arranged and the time is presented.
In embodiments of the present invention, after having carried out low-pass filtering treatment to picture, can will pass through at low-pass filtering The picture of reason is set as the preceding masking picture and rear masking picture of target stimulation picture, thus realize the masking to target stimulation picture, Vision target stimulation is presented i.e. under threshold.
Optionally, the presentation time of the preceding masking picture and rear masking picture is 0.5 second.
Target stimulation picture fragment is turned at least 100 fragments by the embodiment of the present invention, is to pierce with target by fragment random alignment Swash the identical picture of dimension of picture, low-pass filtering treatment is carried out to picture, sets target for the picture Jing Guo low-pass filtering treatment The preceding masking picture and rear masking picture of picture are stimulated, and is arranged and the time is presented, target stimulation picture is effectively reached The effect presented under threshold.
Those of ordinary skill in the art be further appreciated that implement the method for the above embodiments be can It is completed with instructing relevant hardware by program, the program can be stored in a computer-readable storage medium In, described storage medium, including ROM/RAM, disk, CD etc..
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (8)

1. the rendering method of vision target stimulation under a kind of threshold, which is characterized in that the described method includes:
Target stimulation picture fragment is turned at least 100 fragments;
It is picture identical with the target stimulation dimension of picture by the fragment random alignment;
Low-pass filtering treatment is carried out to the picture, the low-pass filtering treatment includes: Fuzzy Processing and noise reduction process;
The preceding masking picture for being set as the target stimulation picture by the picture of low-pass filtering treatment is sheltered into picture with after, And it is arranged and the time is presented.
2. the method as described in claim 1, which is characterized in that described to be and the target stimulation figure by the fragment random alignment The identical picture of chip size, specifically:
The fragment is numbered;
By the corresponding character matrix of the number, and carry out random alignment;
Fragment group after random alignment is combined into picture identical with the target stimulation dimension of picture.
3. the method as described in claim 1, which is characterized in that the low-pass filtering treatment is Gaussian Blur processing.
4. the method as described in claim 1, which is characterized in that the presentation time of masking picture and rear masking picture is before described 0.5 second.
5. the presentation system of vision target stimulation under a kind of threshold, which is characterized in that the system comprises:
Fragmentation unit, for target stimulation picture fragment to be turned at least 100 fragments;
Random alignment unit, for being and the target stimulation dimension of picture by the fragment random alignment of the fragmentation cell processing Identical picture;
Low-pass filtering treatment unit, the picture for combining to the random alignment unit carries out low-pass filtering treatment, described low Pass filter processing includes: Fuzzy Processing and noise reduction process;
Setting unit, for setting the picture of the low-pass filtering treatment cell processing to the preceding masking of the target stimulation picture Picture and rear masking picture, and be arranged and the time is presented.
6. system as claimed in claim 5, which is characterized in that the random alignment unit, comprising:
Number subelement, for the fragment to be numbered;
Matrixing subelement, the character matrix for numbering the number subelement, and carry out random alignment;
Subelement is combined, for the fragment group after the matrixing subelement random alignment to be combined into and the target stimulation picture ruler Very little identical picture.
7. system as claimed in claim 5, which is characterized in that the low-pass filtering treatment is Gaussian Blur processing.
8. system as claimed in claim 5, which is characterized in that the presentation time of masking picture and rear masking picture is before described 0.5 second.
CN201510640335.4A 2015-09-30 2015-09-30 The rendering method of vision target stimulation and system is presented under a kind of threshold Active CN105354821B (en)

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