An identification apparatus includes a plurality of collecting units configured to collect scattered light from a plurality of test items, a first spectroscopic unit configured to disperse light from part of the plurality of collecting units, a second spectroscopic unit configured to disperse light from a remaining part of the plurality of collecting units, an imaging unit configured to acquire a first spectrum projected from the first spectroscopic unit and a second spectrum projected from the second spectroscopic unit, the imaging unit including a plurality of light receiving elements arranged at least in a first direction, and an acquisition unit configured to acquire information about the test items based on an output signal from the imaging unit. One of a wavenumber of the first spectrum and a wavenumber of the second spectrum in the first direction increases while the other one decreases.

An optical sorter includes a light source, a color sensor, a determination part configured to determine a foreign object and/or a defective product, a color shift amount calculation part configured to calculate, based on a color image acquired by the color sensor, an amount of a color shift that occurs due to the fact that at least two element groups out of an R element group, a G element group, and a B element group are spaced apart from each other in a transit direction of a sorting target, a speed calculation part configured to calculate a transit speed of the sorting target based on a separation distance between the at least two element groups in the transit direction, the color shift amount, and a scan time, which is a time required for the color sensor to scan the sorting target once, and a sorting device configured to perform a trajectory change operation for changing a trajectory of a specific sorting target determined based on a result of the determination by the determination part at a timing determined based on the transit speed calculated by the speed calculation part.

Mining shovel with compositional multispectral and/or hyperspectral imaging and associated methods and systems are disclosed herein. In some embodiments, a mining detection system includes a mining bucket carrying a multispectral and/or hyperspectral imaging system and various sensors directed toward material entering and positioned within the bucket. The bucket can also carry a control enclosure housing image and sensor processing equipment that receives and analyzes the data collected by the multispectral and/or hyperspectral imaging system and the sensors. The disclosed systems and methods can provide real-time compositional analysis of mined materials at the mining site, which can be used to manage a mining field, including generating and transmitting instructions for where the material within the bucket should be delivered based on the data collected from the multispectral and/or hyperspectral imaging system and the sensors.

A device for analyzing a grain sample including a light source, an image sensor, and a controller. The light source is configured for illuminating the grain sample. The image sensor is configured for capturing images of the grain sample. The controller is coupled to the image sensor and is configured for receiving the images of the grain sample therefrom and for analyzing the images to detect at least one material other than grain in the grain sample. The light source is configured for illuminating the grain sample with a local light spot having a size that is smaller than a width of an average wheat kernel. The image analysis and the detection of material other than grain may, at least partly, be performed using trained neural networks and other artificial intelligence algorithms.

A hulling machine configured to perform hulling through a husking roll, a hulled-rice discrimination machine capable of examining hulled rice discharged from the hulling machine, and a hulling control unit capable of controlling the hulling machine in accordance with a result of the examination of the hulled rice at the hulled-rice discrimination machine are provided, and the hulling control unit includes a rotational speed change means configured to change a rotational speed of the husking roll in the hulling machine in accordance with the result of the examination of the hulled rice.

Provided is an identification apparatus wherein each spectral light beam corresponding to a predetermined wavenumber shift is projected to the imaging portion) so that a distance between a projection position of the spectral light beam corresponding to the predetermined wavenumber shift on the imaging portion and a changed projection position as a result of the different excitation wavelength is shorter than a distance at the imaging lens between an optical path of the spectral light beam corresponding to the predetermined wavenumber shift and a changed optical path as a result of the different excitation wavelength.

A self-propelled combine for collecting and handling harvested material and a method for cleaning and/or referencing an optical measuring device of the self-propelled combine are disclosed. The self-propelled combine has a bypass device with an optical measuring device for determining harvested material properties of the partial flow of harvested material.

A system, method, and apparatus for real-time characterization of drilled particles during a drilling operation can be comprised of a light illumination source to output short-wave-infrared (SWIR) light toward the drilled particles as the drilled particles exit a drill hole being drilled by a drilling machine; a sensor to sense reflected short-wave-infrared (SWIR) light reflected from the drilled particles exiting the drill hole; and processing circuitry operatively coupled to at least the sensor. The processing circuitry can be configured to determine a spectrum of the reflected short-wave-infrared light sensed by the sensor, and determine particle characterization for a portion of the drilled particles by performing hyperspectral analysis on the determined spectrum and based on predetermined candidate particle characterizations.

An assembly for detection of foreign bodies in a multihead weigher includes an image recorder and a lighting module and an image evaluation module. The multihead weigher includes weighing containers for filling with bulk material, a selection of the bulk material being emptiable into chutes combined in the shape of a funnel upon arrival of a trigger signal. The image recorder records an image series, and the lighting module and the image evaluation module output a signal upon detection of a foreign body in the image series. The image recorder includes one or more cameras for optical capturing of the funnel, the one or more cameras being arranged inside of or above the funnel and being set up to capture one or more sections of an interior surface of the funnel between two horizontal planes.

A pistachio sorting device capable of accurately detecting BGY fluorescence emitted from a fluorescent material adhered to a shell of an in-shell pistachio to perform pass/fail determination and sort out defective products at high speed is provided. The pistachio sorting device comprises a lighting device 11 for irradiating in-shell pistachios which are objects to be sorted in an inspection region with ultraviolet light having a maximum peak wavelength within a range of 345 nm to 390 nm, an optical filter 12 for selectively transmitting light within a wavelength range of 500 nm to 600 nm, a sensor 13 for detecting a two-dimensional intensity distribution of the fluorescence transmitted through the optical filter 12 to generate two-dimensional image data indicating a two-dimensional intensity distribution of fluorescence in the inspection region, and a determining device for determining a pass/fail of for each object to be sorted 10 based on the two-dimensional image data.