Abstract: A computing apparatus and method for proof of work, and a chip are provided. The computing apparatus includes: N selectors, respectively configured to obtain N groups of first input quantities; and N first compressors, respectively connected to the N selectors, and respectively configured to receive the N groups of first input quantities sent by the N selectors, and to receive a same second input quantity, wherein each first compressor is configured to sequentially perform compression processing on the second input quantity and each first input quantity in one group of first input quantities, and compression processing results of the N first compressors each is used to obtain a proof-of-work result.

Abstract: The present invention discloses method and apparatus for collecting signals, tracking cells, and imaging control using a photosensitive chip, wherein the method for acquiring signals by a photosensitive chip comprises: closely attaching a luminous surface of a membrane carrying a light signal to be acquired to a photosensitive chip, placing the photosensitive chip attached with the membrane carrying the light signal to be acquired in a darkroom, acquiring the light signal on the photosensitive chip in the darkroom, and performing signal processing on the acquired light signal and outputting the light signal. In the method and the apparatus for acquiring signals by a photosensitive chip provided by the present invention, human participation is not needed in the whole process, the convenience and timeliness of the imaging control process are improved, and the imaging precision and efficiency are effectively improved.

Abstract: A method and apparatus for collecting signals and a method and apparatus for tracking cells by using light sensitive chip, relate to the technical field of signal collection, wherein the method for collecting signals by using light sensitive chip comprises closely fitting a luminous surface of a membrane carrying optical signals to be collected on a light sensitive chip (101), placing the light sensitive chip fitted with the membrane carrying optical signals to be collected in a dark room (102), collecting optical signals (103) by the light sensitive chip in the dark room, and processing and outputting the collected optical signals (104). The method and apparatus for collecting signals by using the light sensitive chip can collect signals by contacting the light sensitive chip to convert optical signals into digital signals so as to complete quantitative analysis.