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  2. Edge-notched card - Wikipedia

    en.wikipedia.org/wiki/Edge-notched_card

    To record data, the paper stock between a hole and the nearest edge was removed by a special notching tool. The holes were assigned a meaning dependent upon a particular application. For example, one hole might record the answer to a yes/no question on a survey, with the presence of a notch meaning "yes".

  3. Extended matching items - Wikipedia

    en.wikipedia.org/wiki/Extended_matching_items

    E.g. a question where two lists are offered, one of terms and one of descriptions is often referred to as an EMI. Example of an EMI variant. This organelle stores the genetic information of a eukaryotic cell. This organelle synthesises polypeptides using information provided by mRNA. This organelle, found in plants, contains chlorophyll. List ...

  4. Simpson's rule - Wikipedia

    en.wikipedia.org/wiki/Simpson's_rule

    Composite Simpson's rule for irregularly spaced data [ edit ] For some applications, the integration interval I = [ a , b ] {\\displaystyle I=[a,b]} needs to be divided into uneven intervals – perhaps due to uneven sampling of data, or missing or corrupted data points.

  5. Unevenly spaced time series - Wikipedia

    en.wikipedia.org/wiki/Unevenly_spaced_time_series

    CRAN Task View: Time Series Analysis is a list describing many R (programming language) packages dealing with both unevenly (or irregularly) and evenly spaced time series and many related aspects, including uncertainty. MessyTimeSeries and MessyTimeSeriesOptim are Julia packages dedicated to incomplete time series.

  6. Notch code - Wikipedia

    en.wikipedia.org/wiki/Notch_code

    A notch code is a set of notches or recesses cut into the edge of a piece of sheet film to provide a tactile way to identify the film brand, type, and processing chemistry (e.g. black and white, color negative, or color reversal) in the dark. It enables photographers to identify the emulsion side of the film when loading sheet film holders, and ...

  7. Einstein problem - Wikipedia

    en.wikipedia.org/wiki/Einstein_problem

    A spectre is obtained by modifying the edges of this polygon as in the middle and right example. In May 2023 the same team (Smith, Myers, Kaplan, and Goodman-Strauss) posted a new preprint about a family of shapes, called "spectres" and related to the "hat", each of which can tile the plane using only rotations and translations. [ 12 ]

  8. Trump has notched a list of once-unthinkable 'firsts.' Will ...

    www.aol.com/news/trump-notched-list-once...

    A partial list of some of Trump's impolitic and scandalous moments and how he responded: 34 felony convictions • In May, a New York jury found Trump guilty of 34 felony counts, involving his ...

  9. Tally marks - Wikipedia

    en.wikipedia.org/wiki/Tally_marks

    The oldest tally sticks date to between 35,000 and 25,000 years ago, in the form of notched bones found in the context of the European Aurignacian to Gravettian and in Africa's Late Stone Age. The so-called Wolf bone is a prehistoric artifact discovered in 1937 in Czechoslovakia during excavations at Dolní VÄ›stonice, Moravia, led by Karl Absolon.