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Madhya Pradesh Medical Science University (MPMSU), also known as Madhya Pradesh Ayurvigyan Vishwavidyalaya, is a state university [2] located at Jabalpur, Madhya Pradesh, India. About [ edit ]
The algorithm was introduced by Philippe Flajolet and G. Nigel Martin in their 1984 article "Probabilistic Counting Algorithms for Data Base Applications". [1] Later it has been refined in "LogLog counting of large cardinalities" by Marianne Durand and Philippe Flajolet , [ 2 ] and " HyperLogLog : The analysis of a near-optimal cardinality ...
Count sketch is a type of dimensionality reduction that is particularly efficient in statistics, machine learning and algorithms. [1] [2] It was invented by Moses Charikar, Kevin Chen and Martin Farach-Colton [3] in an effort to speed up the AMS Sketch by Alon, Matias and Szegedy for approximating the frequency moments of streams [4] (these calculations require counting of the number of ...
For example, in base 2, the counter can estimate the count to be 1, 2, 4, 8, 16, 32, and all of the powers of two. The memory requirement is simply to hold the exponent. As an example, to increment from 4 to 8, a pseudo-random number would be generated such that the probability the counter is increased is 0.25. Otherwise, the counter remains at 4.
One of CASY technology applications is electronic cell counter for determining cell number and their viability in a sample. The equipment is shown as Fig. 3 and the Fig. 4 states the result, including the total cell count, as well as the percentage of debris, living cells and dead cells, displayed on the screen of the cell counter.
Over his seven seasons, Adames has a .322 on-base percentage. But as he’s gotten older and tapped into more power, Adames has been more selective, setting career highs in walks each of the past ...
The HyperLogLog has three main operations: add to add a new element to the set, count to obtain the cardinality of the set and merge to obtain the union of two sets. Some derived operations can be computed using the inclusion–exclusion principle like the cardinality of the intersection or the cardinality of the difference between two HyperLogLogs combining the merge and count operations.
In computer science, the count-distinct problem [1] (also known in applied mathematics as the cardinality estimation problem) is the problem of finding the number of distinct elements in a data stream with repeated elements.