108results about "Testing eggs" patented technology

The invention belongs to the technical field of image processing, and relates to an egg surface microcrack detection method and system based on machine vision. The method comprises the following steps: acquiring a transmission image of an egg, performing spatial calibration, determining a geometric center and a long axis scale of an egg region, and establishing a polar coordinate mapping relation of each pixel point; according to the linear distance from each pixel point to the geometric center and the included angle relative to the long axis direction, the geometric sensitivity weight of each pixel point is evaluated, and the optical path distortion degree of the edge high-curvature area is represented; extracting contrast basic energy of the pixel points by using a local space window, and carrying out nonlinear evolution on a local gray gradient by combining with a geometric sensitivity weight to obtain an adaptive contrast energy evolution result; and coupling the local background variance and the geometric sensitivity weight, and calculating the crack identification confidence of each pixel point so as to carry out identification decision of the egg surface microcracks. According to the invention, extremely fine crack signals can be captured, and accurate detection of the microcracks on the surface of the egg is realized.

Provided is a method capable of discriminating male and female birds. The method for discriminating the sex of birds according to the present invention comprises a step for discriminating the sex of birds on the basis of the color of the eyes of the birds in each egg in a group of eggs of the birds, and when the birds in the eggs are male birds, the male birds are identified on the basis of the color of the eyes of the birds in the group of eggs, and when the birds in the eggs are ovum, the ovum expression genes in the Z chromosome are expressed on the ovum expression genes in the Z chromosome. The present invention relates to an ovum comprising a defunctional pigment expression gene and a wild-type ophthalmochrome expression gene heterozygous with the ovum comprising a defunctional pigment expression gene for the ophthalmochrome expression gene on the Z chromosome when the ovum is an ovum, when the ovum is a female bird, the female bird comprising the defunctional pigment expression gene for the ophthalmochrome expression gene on the Z chromosome.

The invention relates to a method for classifying spectra of objects having complex information content after registration of the spectra by using a method for pre-processing data and by using a method, associated with the data pre-processing, for classification with the calculation of a classifier. After the registration of the spectra and the pre-processing of the spectra, a multiple classification method is performed, having at least two different methods of the data pre-processing of the spectra and of the method, associated with the particular data-preprocessing, for classification. After the registration and the data pre-processing of the spectra, the following steps are performed: calculating a plurality of classifiers of the series per type of data pre-processing, determining the classifiers of the series with iterative adjustment and validation, calculating probabilities of the class association, all classifiers of the series or classifiers being equally incorporated in the determination of a classification result.

The method for automatic non-invasive identification of predetermined features in a number of industrial samples (102) of a predefined sample type of the present invention comprises the steps of: a) transporting the industrial samples (102) of a predefined sample type to an MRI scanner (106); b) recording undersampled MRI data (300) for at least one slice or at least a partial volume of the industrial sample in an MRI measurement, the undersampled MRI data (300) comprising undersampled MRI raw data comprising a number of time-dependent signals for different phases and / or processed MRI data obtained from processing the undersampled MRI raw data; and c) analyzing the undersampled MRI data (300) in an inference module (200) for identifying predetermined features of the industrial samples (102) using a machine learning module (204) trained to identify the predetermined features in industrial samples (102) of the predefined sample type from the undersampled MRI data (300).

An egg conveying station, for example to be integrated into an egg handling operation, said station comprising: a carousel conveyor (1) which is adapted to support pluralities of eggs (E) during transport in successive ascending and descending fashion between an inlet location (IL) and an outlet location (OL1, OL2), the carousel conveyor being provided with egg receiving means (47) for receiving eggs at said inlet location, and with egg discharge means (DM1, DM2) for discharging eggs (E) at said outlet location; characterized in that the discharge means are controllable egg discharge means (DM1, DM2) for selectively discharging eggs (E) at said outlet location (OL1, OL2); wherein the carousel conveyor (1) is provided with or associated with at least one egg inspection system (C, S) for inspecting the eggs (E) and for controlling operation of the controllable discharge means. The invention also provide a method for conveying eggs.

The utility model discloses an egg candler for baby chick hatching, which relates to the technical field of baby chick hatching and comprises a barrel, a mounting cover is mounted at the irradiation end of the bottom end of the barrel in a threaded manner, a first connecting ring is mounted on the outer side of the bottom end of the mounting cover, and an egg candling head is mounted at the bottom end of the mounting cover. An elastic protection assembly is installed on the outer side of the bottom end of the egg candling head and comprises an elastic cylinder, a protection gasket, a second connecting ring and connecting springs, the second connecting ring is installed on the outer side of the top end of the elastic cylinder, and the connecting springs are symmetrically installed at the top end of the second connecting ring; the top end of the connecting spring is connected with the bottom of the first connecting ring, and the elastic cylinder is installed on the outer side of the bottom end of the egg candling head through the connecting spring. The elastic cylinder is installed through the connecting spring and has elasticity when making contact with the egg shell, so that the situation that the egg is damaged due to collision generated when the elastic cylinder makes contact with the egg shell is avoided, and meanwhile the situation that the egg is damaged due to the fact that pressure on the egg is too large when the egg is irradiated and checked is avoided.

A lid mounted water sampling system adapted to be fluidly coupled to a water line for obtaining water quality parameters corresponding to a sample of pressurized water from the water line and transmitting information associated with said water quality parameters to a remote location, the system comprising: a pit lid adapted to be positioned to cover a pit box such that during use an outer surface of the pit lid is substantially at ground level and adapted to be positioned upon the pit box located underground; the pit lid further comprising an in-use underside portion coupled to a water sampling apparatus, the water sampling apparatus adapted to be positioned in an internal volume defined by the pit box, the water sampling apparatus being fluidly coupled to the water line for obtaining water quality parameters corresponding to a sample of the pressurized water from the water line; and a data transmitter positioned adjacent said pit lid in electronic communication with the water sampling apparatus for transmitting the water quality parameters to the remote location.

The utility model relates to the field of chicken breeding, and discloses an egg hatching device for chicken breeding, which comprises a hatching box, an electric heating wire is arranged on the inner wall of the top end of the hatching box, a power assembly is arranged on the left side of the hatching box and used for providing rotation power, and a semicircular block is arranged at the right end of the power assembly and used for providing rotation power. A rotating disc is fixedly connected to the right side of the semicircular block, a sliding cylinder is fixedly connected to the non-circle-center position of the left side of the rotating disc, a rotating shaft penetrates through and is rotationally connected to the interior of the incubator, a limiting plate is fixedly connected to the left end of the rotating shaft, and a fillet sliding groove is formed in the periphery of the limiting plate. According to the egg hatching device, mechanisms such as the semicircular blocks, the limiting plates and the rotating discs are arranged, the rotating motor is started, the connecting frames rotate intermittently, the positions of the hatching frames in each set of connecting frames can be evenly changed, and therefore it can be guaranteed that all eggs can be evenly heated without manual layer changing.

Disclosed herein are methods and systems for rapid detection of microorganisms such as Listeria spp. in a sample. A genetically modified bacteriophage is also disclosed which comprises an indicator gene in the late gene region. The specificity of the bacteriophage, such as Listeria-specific bacteriophage, allows detection of a specific microorganism, such as Listeria spp. and an indicator signal may be amplified to optimize assay sensitivity.

The invention discloses a quail egg intelligent detection method and system based on multi-source data fusion, and relates to the technical field of quail egg quality detection. The quail egg intelligent detection method based on multi-source data fusion comprises the following steps: acquiring visible light images, near-infrared images and geometric parameter data of quail eggs, extracting image texture features and spectral response features, respectively analyzing image equilibrium indexes and structure transmission indexes, and analyzing geometric morphology indexes in combination with morphological parameters; according to the method, the visible light image, the near-infrared image and the geometric parameters are fused, the image equilibrium index, the structure transmission index and the geometric morphology index are extracted, the comprehensive state index is constructed, and the quality grade of the quail eggs to be detected is determined. The quail egg quality can be comprehensively evaluated from multiple dimensions such as appearance, light transmission and form, internal abnormal conditions prone to missed judgment in traditional image detection are effectively recognized, and the accuracy degree of quality grade judgment and the stability degree of an overall detection result are improved.

The utility model relates to the field of food processing, in particular to an intelligent separation and detection system for fresh egg liquid. Comprising the steps that an egg breaking module collects egg liquid of fresh eggs and conveys the egg liquid to a separation module, then the separation module separates the egg liquid of the fresh eggs into egg white and egg yolk or whole egg liquid through an intelligent valve, the egg liquid is distributed into a quality inspection module according to the types of the egg liquid, and the quality inspection module inspects the freshness degree of each kind of egg liquid; according to the method, the image is acquired through the image acquisition module, so that stale or polluted egg liquid can be abandoned, if the image is judged to be fresh and pollution-free, the egg liquid corresponding to the image is transmitted to the conditioning module, and the conditioning module is used for conditioning the egg liquid and generating egg white fresh egg liquid and egg yolk fresh egg liquid or whole egg fresh egg liquid. According to the method provided by the embodiment of the invention, the egg liquid of the fresh eggs can be automatically separated and detected, and the problems that the egg liquid separation and detection process cannot be fully automatically realized and the quality problem cannot be traced back in the prior art are solved.

In one embodiment, a process and method of screening an avian embryo feather color (pre-hatching) and determining the sex of the avian embryo, based at least in part, on the feather color (fc) or the color of feather precursors is provided. In an alternate embodiment, a process and method of screening chick embryo sex is provided, comprising the steps of: (i) obtaining a chicken egg; (ii) exposing the chicken egg to, or contacting the chicken egg with, electromagnetic radiation emitted from an electromagnetic radiation source; (iii) determining the amount of absorption, diffusion, refraction, reflection or a combination of any of the forgoing, of the electromagnetic radiation by the chicken egg by using an imaging system; (iv) comparing the absorption, diffusion, refraction, reflection or a combination of any of the forgoing of the electromagnetic radiation by the chicken egg to a database; and (v) determining the sex of the chick embryo in the chicken egg, at least in part, as a result of the comparing step.

The present invention makes it possible to adjust the attitude of an egg and perform an accurate inspection of that egg, and is provided with an attitude adjustment unit 11 that adjusts an attitude of an egg E by lifting the egg E from an egg tray 10 using a plurality of elastic bodies 11a that surround a periphery of the egg E, a cap unit 12 that is placed in contact with an upper end portion of the egg E that has been lifted up by the attitude adjustment unit 11, a lifting unit 4 that lifts up the egg E using the elastic bodies 11a while the cap unit 12 is in contact with the egg E, a light irradiation unit 5 that irradiates light onto the egg E that has been lifted by the lifting unit 4, and an imaging unit 6 that captures a photographic image of the egg E lifted by the lifting unit 4.

The utility model discloses a residual drug detection device for animal-derived food, which relates to the technical field of detection devices and comprises a drug detection equipment box, a detection chamber is arranged at one end of the top of the drug detection equipment box, and a glass cover is movably mounted at one end of the detection chamber. A control display screen is fixedly installed at the other end of the top of the medicine detection equipment box, a carrying plate is movably installed in the detection chamber, a feeding plate is movably installed at the top of the carrying plate, and limiting mechanisms are arranged on the two sides of one end of the feeding plate. Through mutual cooperation of the baffle, the limiting groove, the movable push block, the connecting plate, the springback column and the spring, the movable push block is manually pushed to move towards the outer side, so that the connecting plate is driven to move out of the limiting groove, the baffle loses the limiting acting force, the top plate and the baffle are pushed in cooperation with the springback force of the springback column and the spring, one end of the baffle is tilted, and the baffle is fixed. Workers can conveniently disassemble and replace the baffle, and better detection of the device is facilitated.

A pathogen reduction tool implementing a method of processing eggs at a poultry hatchery is provided. Such a method includes setting a production quantity of avian eggs in a setter incubator, the eggs being maintained in a plurality of egg flats. The avian eggs are removed from the setter incubator on a predetermined day of incubation, such predetermined day being during about day nine to day twelve of incubation. Subsequent to removal of the avian eggs from the setter incubator, the avian eggs are subjected to an egg detection system on the predetermined day to determine which of the avian eggs are viable and non-viable. The non-viable avian eggs are removed from the egg flats on the predetermined day. The viable avian eggs remaining in the egg flats post-inspection by the egg detection system are incubated through hatch.

An egg analysis system and computer-implemented methods are provided. The system comprises a light source for illuminating an egg, a photon detector for detecting a fluctuation of scattering light emitted from the egg, a processor, and a memory storing instructions which when executed by the processor configure the processor to receive scattering light data from the photon detector, digitize the scattering light data, and analyze the digitized scattering light data. One computer-implemented method comprises a light source illuminating an egg, a photon detector detecting a fluctuation of scattering light emitted from the egg, receiving scattering light data from the photon detector, digitizing the scattering light data, and analyzing the scattering light data. Another computer-implemented method comprises receiving angle, frequency and intensity data of scattering light from an egg illuminated using a light source, identifying a germinal disc in the egg from the scattering light data, and determining at least one of a fertility or a sex of the egg based on the size and structure of the germinal disc.

The invention provides a composite light source device for high-speed detection of poultry eggs, and belongs to the field of agricultural product detection, the device comprises an LED sub-module, the LED sub-module comprises a plurality of LED chips with different wave bands, the LED chips with the same radiation radius are uniformly distributed along the circumference according to different wave bands, the LED chips with the same wave band of each LED sub-module correspond to one sub-area, and the LED chips with the same radiation radius correspond to the other sub-area; the brightness of each sub-region is independently controlled by a controller; the collimating lenses above each LED sub-module form an array which is used for receiving LED chip incident light from the public focus area and collimating the incident light into parallel light beams; the integrating plate is positioned on the light emitting side of the collimating lens array and is used for receiving, mixing and uniformly diffusing the collimated parallel light beams; the angle switching mechanism comprises a rotary support used for supporting the LED submodules, the collimating lens array and the integral plate; the controller is further used for adjusting the angle of the rotating support. The device can improve the color mixing efficiency before dodging, reduce the output chromaticity deviation, and meet the rapid imaging requirement of a high-speed production line.

The invention relates to a device for examining hatching eggs (7) comprising a transport device (1), light sources (2), and cameras (3) in conjunction with a data processing system (4). This device is characterized in that the presence of embryos in hatching eggs and their sex can be determined. For this purpose, the transport device has holders (6) arranged next to one another for receiving hatching eggs (7). The holders (6) are located on belt drives (5). The holders (6) have base plates (8) with openings (9) arranged at a distance from one another in a row for placing hatching eggs (7), U-shaped walls (10), and tube pieces (11), so that the walls (10) of adjacent holders (6) are tubular, and the tube pieces (11) and the walls (10) form first light shafts (12). Light sources (2) are located below holders (6), said light sources being arranged in second light shafts (13) at a distance from hatching eggs (7).The cameras (3) are arranged above holders (6), so that for the examination of hatching eggs (7), the first light shafts (12) and the second light shafts (13) form common light shafts, and hatching eggs (7) are located between the light sources (2) and the cameras (3). The cameras (3) are connected to the data processing system (4).

The utility model discloses a pigeon egg detection device, which comprises a support frame and a lamp panel placing box which is arranged above the support frame and is open at the top, an LED lamp panel which is adjustable in vertical height is arranged in the lamp panel placing box, a pigeon egg detection pore plate which can completely cover the top of the lamp panel placing box is erected above the lamp panel placing box, and the pigeon egg detection pore plate is arranged in the lamp panel placing box. The pigeon egg detection pore plate is provided with a plurality of hole grooves, openings of the hole grooves are matched with the size of the larger end of a pigeon egg, the center of the bottom of each hole groove is provided with a through hole, the diameter of the through hole is smaller than that of the smaller end of the pigeon egg, and the pigeon egg detection pore plate is made of light-proof materials. The egg screening device is ingenious in structure, whole-plate screening can be achieved, and egg bodies cannot be damaged in the detection process; the LED lamp panel is arranged to be of a structure which is adjustable in vertical height and convenient to adjust, the pigeon egg detection hole plate is made of light-proof materials, light exposed out of the through holes directly faces each pigeon egg for detection, the eye protection effect is good, and detection is efficient.

The invention pertains to the technical fields of bioanalytics and agriculture, and relates to a method and to an assembly for in-ovo sexing of bird eggs. The aim of the present invention is to provide a method and an assembly by means of which in-ovo sexing of bird eggs is achieved with a stable predictive accuracy of the sex and which are simple and cost-effective. The aim is achieved using a method and an assembly in which a fertilised bird egg incubated for 3 to 9 days is irradiated with at least two light-emitting laser beam sources with different excitation waves after the shell is opened, the captured and processed fluorescence scattering spectra and Raman scattering spectra being used, as complementary spectra associated with the different excitation wavelengths, to determine a classification value, and the sex being determined by comparing the determined classification value with an intrinsically determined threshold value. The method and the assembly can be used for sexing farm poultry.

The present invention relates to a measuring system for the non-invasive, preferably automated, sex determination of embryos in an egg 50 during early embryonic development, particularly before the seventh day of incubation, particularly during incubation, particularly in an incubator with at least one egg tray 40 for holding a plurality of eggs 50 and at least one egg trolley 80 for holding at least one egg tray 40, comprising at least one irradiation unit 10 for irradiating an egg 50 with electromagnetic radiation; at least one sensor unit 20 for detecting electromagnetic radiation transmitted by the egg 50; and an evaluation unit 30 with at least one spectrometer 31 configured to receive the radiation transmitted by the egg 50 and to generate a spectrum of the radiation transmitted by the egg 50.and a data processing unit 33 configured to receive spectra generated by the spectrometer 31 and to store them as a reference spectrum or measurement spectrum; an identification unit 23 for generating identification data by means of which the spectra generated on an egg 50 can be uniquely assigned to the egg 50; and a classification unit 35; wherein the data processing unit 33 is configured to store spectra generated by the spectrometer 31 and associated identification data, and wherein the classification unit 35 is configured to determine the sex of the embryo based on at least one reference spectrum and at least one measurement spectrum. A corresponding method is further specified within the scope of the invention.

The application discloses a kind of after shelling poultry egg appearance detection method, step one: deep learning target detection algorithm: egg is marked as image of region of interest in advance input convolutional neural network and is trained;Step two: deep learning classification algorithm: various defects of egg and good egg before use are classified, input convolutional network carries out feature extraction, using the SPPF module of the feature extraction module of space pyramid pooling SPP and full connection layer combination extracts multiscale feature information;Step three: according to the position of egg and the detection result of single shooting obtained according to deep learning target detection algorithm and classification detection algorithm, according to position information, judge which recess the egg belongs to, then all results of the egg belonging to this recess are merged;The method can save a lot of human resources, and can provide uninterrupted detection needs, and realize full detection, improve work efficiency.

The invention relates to the process of extracting a biological sample from a poultry egg (6, 106), in particular for the in-ovo sex determination of a poultry embryo. The invention proposes, in a system (2, 102) in question, a receiving means (4, 104) for receiving at least one poultry egg (6, 106) from which the sample is to be extracted; and a sampling device (8, 108) which is designed to extract a biological sample (12, 112) from an extraction region (10, 110) of the poultry egg (6, 106), said sampling device (8, 108) having a penetration and extraction means (16, 116) which is designed to penetrate the shell (18) of the poultry egg (6, 106) and extract the sample (12, 112) from the extraction region (10, 110) and said receiving means (4, 104) having an aligning device (20, 120) which is designed to position the poultry egg (6, 106) and / or the penetration and extraction means (16, 116) relative to each other such that the penetration and extraction means (16, 116) is aligned adjacently to the extraction region (10, 110).

The utility model discloses an egg surface photodetection device with a feeding mechanism, which comprises a base, the top of the base is provided with a feeding assembly and a photodetection assembly, the feeding assembly comprises a support plate fixedly arranged on the top of the base, one side of the support plate is fixedly provided with a first electric push rod, and the first electric push rod is fixedly arranged on the top of the base through the arrangement of the feeding assembly. A first electric push rod is started to drive a supporting rod to move front and back, the effect of adjusting the front-back position of an egg taking device is achieved, a second electric push rod is started to drive the egg taking device to move up and down, and therefore the effect that the bottom of the egg taking device is attached to an egg is achieved; the egg taking device takes eggs to the top of the light detection assembly, then the height of the egg taking device is adjusted through a second electric push rod, the egg taking device is closed, and the eggs fall into the top of the light detection assembly, so that the automatic feeding effect of the light detection device is achieved, and the use efficiency of the light detection device is improved.

A swept frequency fluorometer having a signal processor or processing module configured to: receive signaling containing information about reflected light off one or more fluorescence species-of-interest in a liquid sample that is swept with light having a variable frequency range, the information including a characteristic optical frequency corresponding to a fluorescence species-of-interest in the liquid, and a characteristic / lifetime optical frequency corresponding to a distinct fluorescence lifetime in which the fluorescence species-of-interest remains in an excited state; and provide corresponding signaling containing information about an identity of the fluorescence species-of-interest detected and distinguished from overlapping fluorescence species in the liquid using the characteristic / lifetime optical frequency, based upon the signaling received

The invention relates to a method for determining the gender of the embryo of an egg (O), the method including steps of: - placing the egg (O) in a reclining position on a support (4), the longitudinal axis (X) of the egg being parallel to the support on which it rests; - using a light source to emit a flux (F) of visible light towards the egg in a direction transverse to the egg (O); - acquiring images of the egg, over at least three discrete spectral bands, referred to as observation spectral bands, comprised between 500 nm and 630 nm, and over a so-called normalisation spectral band comprised between 630 nm and 700 nm; - processing the acquired images to generate a normalised image; and - processing the normalised image using a predictive model (MOD) to determine the gender of the embryo of the egg.

The utility model relates to the technical field of experimental equipment, and particularly discloses an egg candler for a laboratory, which comprises a box body, a base, a turntable, a bearing frame and an observation device, the rotating disc is installed on the surface of the base, the bearing frame is installed above the rotating disc, the bearing frame is used for containing eggs, the box body is buckled above the base, the rotating disc, the bearing frame and the eggs are all arranged in the box body, an observation opening is formed in one side of the box body, and the observation opening is communicated with the observation opening. The observation device is integrally installed on the outer side of the box body, the observation end of the observation device extends into the box body from the observation opening, and the observation end of the observation device faces the eggs above the bearing frame. According to the egg box, the box body is buckled above the base, and the rotating disc, the supporting frame and the eggs are sealed in the box body, so that interference of external light and impurities is effectively isolated.

The present invention relates to a measuring system for the non-invasive, preferably automated, sex determination of embryos in an egg 50 during early embryonic development, particularly before the seventh day of incubation, particularly during incubation, particularly in an incubator with at least one egg tray 40 for holding a plurality of eggs 50 and at least one egg trolley 80 for holding at least one egg tray 40, comprising at least one irradiation unit 10 for irradiating an egg 50 with electromagnetic radiation; at least one sensor unit 20 for detecting electromagnetic radiation transmitted by the egg 50; and an evaluation unit 30 with at least one spectrometer 31 configured to receive the radiation transmitted by the egg 50 and to generate a spectrum of the radiation transmitted by the egg 50.and a data processing unit 33 configured to receive spectra generated by the spectrometer 31 and to store them as a reference spectrum or measurement spectrum; an identification unit 23 for generating identification data by means of which the spectra generated on an egg 50 can be uniquely assigned to the egg 50; and a classification unit 35; wherein the data processing unit 33 is configured to store spectra generated by the spectrometer 31 and associated identification data, and wherein the classification unit 35 is configured to determine the sex of the embryo based on at least one reference spectrum and at least one measurement spectrum. A corresponding method is further specified within the scope of the invention.