Positive Control

Positive control may refer to:

  • Positive control group in scientific controlled experiments
  • Positive control, the Air traffic control practice of controlling aircraft whose positions are determined by direct radar observation

Other articles related to "control, positive control":

Science Experiments - Types of Experiment - Controlled Experiments
... generally compares the results obtained from an experimental sample against a control sample, which is practically identical to the experimental sample except for the one aspect whose effect is being ... and the one receiving the placebo would be the control one ... the test being performed and have both a positive control and a negative control ...
Clandestine Cell System - Non-traditional Models, Exemplified By Al-Qaeda - Operational Cells
... to front-load, because such cells are dispersed back to their own local control (or negative control—proscribed behavior—with positive control only coming in the form of ... al-Qaeda operational technique is not to use positive control, their operations may be more random, but also more unpredictable for counterterror forces ... If their cells truly need constant control, there are communications links that might be detected by SIGINT, and if their command can be disrupted, the field units could not function ...

Famous quotes containing the words control and/or positive:

    “Knowledge in the form of an informational commodity indispensable to productive power is already, and will continue to be, a major—perhaps the major—stake in the worldwide competition for power. It is conceivable that the nation-states will one day fight for control of information, just as they battled in the past for control over territory, and afterwards for control over access to and exploitation of raw materials and cheap labor.”
    —Jean François Lyotard (b. 1924)

    “The oaks, how subtle and marine!
    Bearded, and all the layered light
    Above them swims; and thus the scene,
    Recessed, awaits the positive night.”
    —Robert Penn Warren (1905–1989)