343 results about "Skin colour" patented technology

The invention relates to a whitening composition containing pH-sensitive oxidized resveratrol hydrogel and application. The whitening composition is a composition of oxidized resveratrol hydrogel, a hydrolyzed opuntia pear flower extract and a mexican agastache rugosus flower / leaf / stem extract in a weight ratio of 1: (0.6-0.7): (0.01-0.02). The oxidized resveratrol hydrogel is prepared from the following raw materials in percentage by weight: 1 to 3 percent of oxidized resveratrol, 1 to 3 percent of 3-o-ethyl ascorbic acid, 15 to 20 percent of butanediol, 0.1 to 0.5 percent of sodium alginate, 0.1 to 0.5 percent of carboxymethylcellulose, 0.3 to 0.8 percent of calcium chloride and the balance of water. The three components of the whitening skincare product have a remarkable synergistic effect in the whitening aspect, the skin color can be jointly improved from different mechanisms, and meanwhile, the mildness and the safety are considered.

The invention relates to the technical field of medical apparatus and instruments, in particular to a pressure-visible automatic decompression radial artery compression hemostat which comprises a base, a fixing box is fixedly mounted at the upper end of the base, two sets of fixing rods are fixedly connected to the two sides of the base, and the outer surfaces of one set of fixing rods are movably sleeved with a bandage. A radial artery pressing block is installed at the bottom of the base, and a pressing mechanism is arranged in the fixing box. Through the arrangement of the compression mechanism, the pressing distance of the hemostatic pad is controlled according to a set pressure value, the pressure reduction time and the number of turns of the threaded rod driven by the automatic control driving motor to rotate are set according to the time point needing pressure reduction and the amount needing pressure reduction, the pressing strength on a puncture part is reduced every time when the pressure reduction time point is reached, and the puncture effect is improved. The situation that a doctor cannot adjust the hemostat in time is avoided, the doctor is reminded to check and observe whether the skin color of the puncture part of the patient is abnormal or not through the loudspeaker and the wireless communication module, and therefore pressure can be adjusted in time.

The invention discloses a pupil color and skin color variable expression robot. The eyebrow mechanism, the eye mechanism, the nose mechanism and the mouth mechanism are all connected with the shell mechanism, the eyebrow mechanism and the mouth mechanism are installed at the top end and the bottom end of the eye mechanism respectively, the nose mechanism is installed on the mouth mechanism, the eyebrow mechanism, the eye mechanism and the mouth mechanism are all connected with the deformation mechanism, and the eye mechanism is mainly driven by an electromagnet. Rotation of eyeballs and opening and closing of eyelids in the eye mechanism are controlled through an electromagnet, the pupil color changing unit is arranged in the eyeballs and used for achieving pupil color changing of the robot, and the skin color changing mechanism is attached to the shell mechanism and used for achieving skin color changing of the robot. Electromagnet driving is adopted, rapid and real-time driving response can be achieved, the requirement for the frequency needed by facial expressions and mouth actions is met, eyebrow and mouth deformation can be achieved through a worm and gear structure, the face can be enlarged and shrunk, different face types can be matched, and skin color changing is achieved through the skin color changing mechanism.

The invention discloses a skin color and facial form variable expression robot. The eyebrow mechanism and the eye mechanism are fixedly connected, the eyebrow mechanism, the eye mechanism and the mouth mechanism are all connected with the deformation mechanism, the eyebrow mechanism, the mouth mechanism and the deformation mechanism are all installed on the head shell mechanism, the neck mechanism is fixedly installed at the bottom end of the mouth mechanism, and the skin color changing mechanism is attached to the head shell mechanism and used for achieving replacement of the skin color of the robot. The deformation mechanism is mainly driven by a worm and gear structure, and deformation of the eyebrow and the mouth of the robot is achieved through the worm and gear structure. According to the machine, self-adaptive face transformation according to human face characteristics is achieved, the face shape, the skin color and the pupil color can be rapidly changed according to different application scenes, rich mouth shapes can be achieved, and the requirement for real-time dialogue is met.

The invention discloses a head reconstruction method based on a single photo, and the method employs a high-low model mesh fusion algorithm to guarantee the facial details, achieves the model lightweight, and guarantees that the model can adapt to a mobile device and meet the real-time rendering demands. Through combination of key point detection and a PnP algorithm, accurate projection and extraction of facial textures are realized, and the fidelity of texture details is effectively improved. Besides, a skin color matching method based on a Lab color space is introduced, the problem of chromatic aberration between the face area and the prefabricated chartlet is solved, natural edge transition and vivid visual effect are ensured, and therefore a high-quality head three-dimensional model meeting the requirements of multiple platforms and multiple scenes is generated.

The invention relates to the technical field of daily chemicals, in particular to a white tomato whitening and repairing composition as well as a preparation method and application thereof. The composition comprises the following components in percentage by mass: 68-85% of jojoba oil, 10-25% of squalane and the balance of white tomato extract, wherein the total percentage is 100%. The white tomatoes are rich in colorless carotenoids (such as phytoene and tetrahydrolycopene), and have excellent antioxidant and whitening capabilities: melanin formation is inhibited, and the colorless carotenoids can inhibit tyrosinase activity, reduce melanin generation and fundamentally whiten the skin. Pigmentation caused by ultraviolet rays can be relieved through the anti-oxidation effect, and the color spots are prevented and faded. The skin color can be brightened after continuous use, so that the skin presents natural luster.

To provide a phototherapeutic apparatus capable of preventing burns without reducing treatment effects even on the skin with a lentigo, body hair and the like.SOLUTION: A phototherapeutic apparatus comprises: a light irradiation part that applies a beam to the skin which is an irradiation region; a cooling part that cools the irradiation region when the beam is applied by the light irradiation part; a skin color information acquisition part that acquires skin color information on the irradiation region; and a cooling intensity adjustment part that adjusts cooling intensity of the cooling part on the basis of details of the acquired skin color information.SELECTED DRAWING: Figure 1

The invention discloses a face anonymous method based on a StyleGAN encoder and a skin color matching generative adversarial network. The method comprises the following steps: converting an original face image into a semantic segmentation map by using a pre-trained face semantic segmentation model BiSeNet; utilizing a translation encoder to extract posture potential representation of the semantic segmentation map, and utilizing an identity encoder to extract identity potential representation information of the reference face image; fusing the posture potential characterization information and the identity potential characterization information to obtain a new potential characterization which keeps the original face posture and is different from the original face identity, and converting the injected new potential characterization into a preliminary anonymous face image through a StyleGAN generator; and fusing the generated anonymous face image and the background of the original image by using a skin color matching generative adversarial network to realize final face anonymity. The anonymity of the anonymous picture, the face detection performance, the image generation quality, the diversity, the facial expression recognition performance and the picture integrity are improved.

The invention provides a portrait skin color detection method and device, and the method can detect whether the skin color of a human face in a to-be-detected image is cast or not by comparing the chromatic value of a skin color region of the human face in the to-be-detected image with a standard chromatic value range. The method comprises the following steps: performing face detection and face segmentation extraction on a to-be-detected image to obtain key point data in a face in the to-be-detected image; a target image is obtained based on the key point data corresponding to the five sense organs of the face in the to-be-detected image and the key point data of the face contour, and the target image does not include the five sense organs; converting the color values of the plurality of pixel points of the target image into chromatic values of the target image; based on the chromatic value of the target image and a standard chromatic value range parameter, whether the skin color of the face in the to-be-detected image has color cast or not is judged, and the standard chromatic value range is determined based on the chromatic value of the skin color area of the face in multiple first images shot under multiple different light sources.

The invention discloses a whitening and freckle-removing essence which comprises the following components: a calendula extract, pure water, 1, 2-pentanediol, methylpropanediol, carbomer, arginine, nicotinamide, a freckle-removing essence, a natural plant penetration enhancer, hydroxyethyl piperazine ethanesulfonic acid, small-molecule ellagic acid, dipropylene glycol, 1, 2-propylene glycol, ethanol and water. The composition is prepared from 1, 2-hexanediol, caprylyl glycol, ethylhexylglycerin, raspberry ketone glucoside and a PEG / PPG-17 / 6 copolymer. The invention further discloses a production process of the whitening and freckle-removing essence water. The invention has the following advantages: with pure natural plants as a main product, the skin has obvious change after being used for a week, specifically, pregnancy spots, sunburn, chloasma, pigmentation after inflammation and other color spots on the face can be reduced and faded, the face skin can be whitened, the face is mild and non-irritating, and the effects of improving uneven skin color, brightening skin color and the like can be achieved.

The invention provides an image processing method and device, electronic equipment, a chip and a medium, and relates to the field of computer vision. The image processing method comprises the following steps: acquiring a first color space representation and a second color space representation of a to-be-corrected image; based on the first color space representation and the second color space representation, skin color pixels in the to-be-corrected image are determined; and correcting the skin color pixel. Through the technical scheme provided by the invention, the problem of inaccurate skin color display is solved, the accuracy of skin color recognition is improved, and the display effect of the skin color under different brightness adjustments is improved.

The invention provides a multi-target person image face replacement and skin color coordination method and system, and relates to the technical field of artificial intelligence image processing, and the method comprises the steps: receiving a source face image and a target image sequence containing a plurality of target persons; performing character detection on each target image, and retaining a character detection frame of which the confidence is higher than a threshold value; cutting the figure area based on the detection frame and expanding pixel redundancy to form an expanded cut image including a head and an adjacent skin area; zooming all the expanded and cut images to a uniform resolution ratio and then splicing the expanded and cut images into an optimized long image; and performing semantic segmentation on the optimized long graph, generating a multi-layer mask comprising a core mask layer, an extension mask layer and a coordination mask layer, and performing adaptive edge processing. Through a preprocessing strategy, multi-layer mask control, a style guiding mechanism and a skin color and illumination coordination technology, the quality, efficiency and practicability of a face changing result are improved.

The present invention provides an anti-glycation efficacy testing method, comprising: defining several areas on the skin surface as control areas and test sample areas, respectively, collecting initial skin color parameters; applying a control substance and a test sample to the control area and the test sample area, respectively; applying a test composition containing reducing sugars to the control area and the test sample area; collecting skin color parameters again at a specified time point; respectively calculating the change rate of the skin color parameters in the test sample area and the change rate of the skin color parameters in the control area, and comparing them. The testing method of the present invention can accurately evaluate the anti-glycation effect of cosmetics in vivo without trauma and intervention, eliminating the deviation caused by factors such as age, skin quality, and ethnicity in the deduction from in vitro experiments to actual use effects.

The invention provides tranexamic acid-glutathione-containing compound emulsifiable paste and a preparation method thereof.W1 / O / W double emulsion phase structural design is adopted, reduced glutathione is encapsulated in an acidic inner water core, an oil phase is stabilized through hydrogenated lecithin and sorbitan sesquioleate, an outer water phase contains tranexamic acid, a layered gel network is constructed, and the tranexamic acid-glutathione-containing compound emulsifiable paste is prepared. A submicron dispersion system with the particle size D50 of 0.30-0.80 microns, the polydispersity index of 0.15-0.25 and the viscosity of 2.0-8.0 Pa seconds is realized, the encapsulation efficiency of glutathione is not lower than 70%, the oxygen content of a head space is not higher than 1.0%, and the encapsulation efficiency of glutathione is not lower than 70%. The three technical contradictions of coupling conflict between a high-yield viscoelastic structure and low-shear damage kernel integrity, coexistence of fresh and cool low-viscosity skin feeling and high-barrier anti-oxidation and anti-leakage and opposite low-surface-activity sensitive skin compatibility and submicron low-PDI dispersion stability are solved; the traditional Chinese medicine composition has wide application values of improving skin color unevenness, fading color spots, brightening skin color, soothing and repairing.

The invention provides a whitening composition suitable for sensitive skin staying up late. According to the present invention, the red, yellow and black skin color problem of people with sensitive skin staying up late is solved, and on the basis of inhibition of tyrosinase and inhibition of melanin synthesis, the anti-oxidation, anti-saccharification, inflammatory factor inhibition, skin rhythm regulation and other aspects are combined, such that skin erosion caused by the outside during the day is resisted, skin circadian rhythm is improved, and skin aging is inhibited. The composition effectively regulates and controls the damage of staying up late to the skin, improves the self-repairing ability of the skin at night, and forms an efficient whitening composition with daily prevention and night repairing synergistic whitening. Compared with a common whitening composition, the whitening composition is higher in whitening efficiency, and skin color problems such as red, yellow and black skin and the like are improved more comprehensively; the whitening composition provided by the invention is stable in property, is suitable for various types of cosmetic dosage forms, can be widely applied to various whitening cosmetics, and makes contributions to developing new fields related to skin whitening and expanding the market.

The invention discloses a method for adjusting the skin color of a person in a display screen, which comprises the following steps of: firstly, determining the scene classification credibility of an image currently displayed on the display screen, then determining whether the currently displayed image comprises the person according to the scene classification credibility, if so, carrying out color space sum conversion on the image to obtain an HSV value, and if not, carrying out color space sum conversion on the HSV value; determining the skin color category of the person according to the HSV value, and finally adjusting the HSV value based on a preset scheme according to the skin color category to complete skin color adjustment. The method is high in real-time performance, skin color enhancement can be dynamically carried out according to the current display content, and the character skin color display effect can be effectively improved.

The invention relates to a beauty instrument dimming method and a beauty instrument, and belongs to the technical field of photon beauty, and the beauty instrument dimming method comprises the following steps: collecting skin color parameters of a user; comparing the collected skin color parameters with skin color parameters in a preset skin type database to determine the skin color type of the user; determining working parameters corresponding to the skin color type of the user according to the skin color type of the user and a preset corresponding relation; the working parameters comprise the total energy value output by the energy storage capacitor in each discharge period, the stroboscopic frequency of the light source in one discharge period and the output power of single stroboscopic of the light source; according to the working parameters corresponding to the skin color type of the user, the electric energy stored in the energy storage capacitor is output to the light source in multiple batches according to the total energy value of the electric energy, so that the light source emits flashes to the to-be-beautified part at intervals; therefore, the stabbing pain or burning feeling of a user with dark skin is remarkably reduced, and the universality of the beauty instrument is improved.

A neck phototherapy device is disclosed. The neck phototherapy device comprises a supporting film, at least one flexible OLED light-emitting panel, a driving device and a decoration part. The supporting film is made of elastic fabric, and the side, away from the neck, of the supporting film presents skin color. The flexible OLED light-emitting panel is integrated on the supporting film, has a light-emitting surface, emits light towards one side of the neck, and emits at least one light with peak wavelength of 600-1400 nm; the flexible OLED light-emitting panel is electrically connected with the driving device; the decorative part is arranged on the side, away from the neck, of the supporting film. The neck phototherapy device has the function of protecting privacy, and is just like being worn with an ornament when being worn. The flexible OLED panel can be tightly attached to the skin of the neck through the elastic fabric, the luminous efficiency can be fully utilized, and the overall treatment effect is greatly improved.

Methods, systems, and apparatus, including computer programs encoded on computer storage media for determining a color pigment mixing recommendation based on a sensor reading of a person's skin. One or more color value sets of a person's skin are determined. The one or more color value sets are evaluated. A color pigment mixing recommendation is generated. The color pigment mixing recommendation including one or more color pigments and an amount of the color pigments to be mixed. The color pigment mixing recommendation is displayed, via a user interface of a client device, the color pigment mixing recommendation.

The invention relates to a virtual fitting method for the adaptive length of a Chinese opera short garment, which can dynamically adjust the length and form of the garment based on a fitting condition generator and a fitting image generator, and can improve the naturalness and reality sense of a fitting image while keeping the integrity of the pattern and texture of the garment. In addition, by adding a skin color adjusting module and a length self-adaptive adjusting module, the problem of difference between different human body skin colors and clothes styles can be solved to a greater extent. When the traditional opera clothes are tried on, optimization is carried out especially according to the complex patterns and form characteristics of the Qincavity clothes, the try-on effect is greatly improved, the fitting experience is closer to the real wearing experience, and the method has high application value and research significance.

The present application relates to the technical field of protein engineering, and specifically discloses the application of a recombinant short peptide in anti-wrinkle, whitening, brightening skin tone, and anti-oxidation. The recombinant short peptide includes an amino acid sequence as shown in SEQ ID NO.2. The present application extracts the amino acid sequence from microorganisms isolated from seawater, and obtains the recombinant short peptide by fermentation and culture of Pichia pastoris, further proving that the recombinant short peptide does have anti-wrinkle, whitening, brightening skin tone, and anti-oxidation effects, and can remove harmful free radicals in the human body.

Systems and methods for classification and / or analysis of skin color(s) are provided. The technology integrates artificial intelligence (AI) with dermatology to enhance skin color classification. The unique matching technique aligns skin images with the Fitzpatrick skin type palette through Euclidean distance matching, achieving higher precision in skin color classification compared to conventional methods.

The invention belongs to the field of deep learning and image processing, and discloses a teacher abnormal dressing automatic detection model and method based on human body key points, and the model uses a self-training YOLOv8 target detection network model and a YOLOv8-Pose model to obtain the position and human body key points of a teacher in a video, obtains an effective frame, and stores the effective frame as a jpg format file for subsequent detection. Segmenting the color of the picture in the HSV space to obtain skin color segmentation information, performing interval sampling on the four limbs of the human body, and performing judgment in combination with the skin color information. According to the invention, advanced target detection and attitude estimation technologies and color segmentation and image processing algorithms are combined, and efficient and accurate teacher abnormal dressing detection is realized.

The invention discloses a heart rate detection method implemented by using a composite remote photoplethysmography (rPPG), comprising the following steps: continuously capturing an input frame, the input frame having a face image; calculating a plurality of feature points in the face image to obtain a skin color mean value and storing the skin color mean value in a first queue; executing a POS algorithm and a CHROM algorithm based on the skin color mean value of the plurality of input frames in the first queue to generate a first rPPG waveform signal and a second rPPG waveform signal respectively; performing reverse merging processing on the first rPPG waveform signal and the second rPPG waveform signal to generate a merged waveform signal; performing a fast Fourier transform process on the merged waveform signal to generate a merged spectrum; and performing spectrum analysis processing on the combined spectrum to extract heart rate output.

The invention discloses application of a sea-buckthorn stem-leaf-free anhydrous extract or a cosmetic composition containing the extract in the aspects of relieving dark circles and / or under-eye puffiness around eyes and / or maintaining and / or increasing skin color gloss.

The invention relates to the technical field of skin care products, in particular to whitening essence and a preparation method thereof, and the whitening essence comprises the following components: phenylethyl resorcinol, tetrahydrocurcumin, plant polyphenol and a liquid preparation. According to the whitening essence and the preparation method thereof, generation of skin melanin can be effectively inhibited, and the whitening essence has good anti-inflammatory and anti-allergic effects, can prevent pigmentation caused by inflammation, and also has anti-saccharification and skin color uniformizing effects.

The utility model relates to the field of skin care equipment, and provides skin care equipment and a control circuit thereof. The control circuit of the skin care equipment comprises a light-emitting unit, a contact recognition unit, a skin color detection unit and a control unit. The control unit is connected with the light emitting unit, the contact recognition unit and the skin color detection unit, the contact recognition unit is used for generating the contact electric signal used for determining that the light emitting part makes contact with the skin when the light emitting part makes contact with the skin partially or completely, and skin color information of the skin can be detected through the skin color detection unit. The light emitting unit can be controlled to output light energy by determining that the preset condition is met according to the skin information under the condition that the light emitting part is in contact with the skin part. While the skin care requirements of the user on different parts of the human body are met, the user can be prevented from misjudging the failure or damage of the skin care equipment, the application range of the skin care equipment can be widened, the use experience of the user is improved, and the viscosity of the user is increased.

The invention provides a base product color number auxiliary selection method, device and equipment, and relates to the technical field of cosmetic auxiliary selection, and the method comprises the steps: carrying out the face detection of a face image, and determining a plurality of face regions and corresponding skin color features based on a preset face division rule; on the basis of the skin color features of all the face areas, one or more base makeup products with the most matched color numbers are selected from a pre-established base makeup product database to serve as alternative base makeup products; determining a target base makeup product from the alternative base makeup products, and obtaining color features of the target base makeup product; generating a makeup effect based on the color feature of the target base product and the skin color feature of each face area, and correspondingly displaying the product identifier of the target base product and the makeup effect; on the basis of similarity matching between the accurately extracted skin color features and the color number of the liquid foundation, the accuracy and credibility of auxiliary selection of the color number of the base product are improved, and then the user satisfaction degree and experience of base product recommendation are improved.

The utility model provides a wig net cap, relates to the technical field of wigs, and solves the technical problems that the wig net cap is inconvenient to wear and the wig is not vivid enough after being worn. The wig net cap comprises a net cap body used for being worn on the head and a separation net piece, the shape of the net cap body conforms to the radian of the head of the human body, an edge sealing part is arranged at the edge position, corresponding to the forehead, of the net cap body, and the color of the edge sealing part is skin color; the color of the separating net piece is skin color, the separating net piece is at least fixed to the position, corresponding to the top of the head, of the net cap body, and hair can penetrate through meshes of the separating net piece to be knotted and fixed to the net cap body. The edge sealing part does not need to be cut by a user and can be directly attached to the top of the forehead of the user, and due to the fact that the hair penetrates through the meshes of the separation net piece to be knotted and fixed to the net cap body, hair knotting points can be hidden, the disadvantage that the hair knotting points are exposed is avoided, the product fidelity is greatly improved, and the wearing experience is improved.

The invention provides an image buffing processing method and device and a storage medium, and relates to the technical field of image processing, and the method comprises the steps: extracting high-frequency information of a human face region from a human face image, obtaining an initial buffing image of the human face image, superposing the high-frequency information into the initial buffing image, and obtaining the high-frequency information of the human face region; the method comprises the following steps: acquiring a face region of a human body to obtain sharpened texture information of the face region, determining skin color confidence and buffing intensity of each pixel point in the face region, determining a synthetic weight of each pixel point based on the skin color confidence and buffing intensity of each pixel point, and according to the synthetic weight, obtaining a buffing result of each pixel point. And weighting the sharpened texture information and the pixel value of the face region in the initial buffing image to obtain an optimized buffing image. By the adoption of the scheme, the buffing effect can be improved.