Error message

  • Notice: Undefined index: comment_node_image_form in drupal_retrieve_form() (line 760 of /home/sfetcu/public_html/sfetcu.com/includes/form.inc).
  • Warning: call_user_func_array() [function.call-user-func-array]: First argument is expected to be a valid callback, 'comment_node_image_form' was given in drupal_retrieve_form() (line 795 of /home/sfetcu/public_html/sfetcu.com/includes/form.inc).

Signal Sampling

Primary tabs

Signal sampling representation. The continuous signal is represented with a green color whereas the discrete samples are in blue.

http://upload.wikimedia.org/wikipedia/commons/5/50/Signal_Sampling.png

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