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  2. Sentiment analysis - Wikipedia

    en.wikipedia.org/wiki/Sentiment_analysis

    Sentiment analysis (also known as opinion mining or emotion AI) is the use of natural language processing, text analysis, computational linguistics, and biometrics to systematically identify, extract, quantify, and study affective states and subjective information.

  3. Parsing - Wikipedia

    en.wikipedia.org/wiki/Parsing

    In other contexts regular expressions are instead used prior to parsing, as the lexing step whose output is then used by the parser. The use of parsers varies by input. In the case of data languages, a parser is often found as the file reading facility of a program, such as reading in HTML or XML text; these examples are markup languages.

  4. Text mining - Wikipedia

    en.wikipedia.org/wiki/Text_mining

    Text mining usually involves the process of structuring the input text (usually parsing, along with the addition of some derived linguistic features and the removal of others, and subsequent insertion into a database), deriving patterns within the structured data, and finally evaluation and interpretation of the output. 'High quality' in text ...

  5. Attention (machine learning) - Wikipedia

    en.wikipedia.org/wiki/Attention_(machine_learning)

    Dictionary size of input & output languages respectively. x, Y: 9k and 10k 1-hot dictionary vectors. x → x implemented as a lookup table rather than vector multiplication. Y is the 1-hot maximizer of the linear Decoder layer D; that is, it takes the argmax of D's linear layer output. x 300-long word embedding vector.

  6. Mental representation - Wikipedia

    en.wikipedia.org/wiki/Mental_representation

    In the field of cognitive psychology, mental representations refer to patterns of neural activity that encode abstract concepts or representational “copies” of sensory information from the outside world. [11] For example, our iconic memory can store a brief sensory copy of visual information, lasting a fraction of a second. This allows the ...

  7. Information processing theory - Wikipedia

    en.wikipedia.org/wiki/Information_processing_theory

    Information processing theory is the approach to the study of cognitive development evolved out of the American experimental tradition in psychology. Developmental psychologists who adopt the information processing perspective account for mental development in terms of maturational changes in basic components of a child's mind.

  8. Programmed learning - Wikipedia

    en.wikipedia.org/wiki/Programmed_learning

    The programmed text of Skinner's theory of behaviorism is the most complete example of his ideas in action. [24] Skinner's system was generally called "linear programming" because its activities were placed in otherwise continuous text. Skinner was a wonderful publicist for his own ideas, as can be seen from this passage:

  9. Context effect - Wikipedia

    en.wikipedia.org/wiki/Context_effect

    "THE CAT" is a classic example of context effect. We have little trouble reading "H" and "A" in their appropriate contexts, even though they take on the same form in each word. A context effect is an aspect of cognitive psychology that describes the influence of environmental factors on one's perception of a stimulus. [1]