relacs

Relaxed Electrophysiological Data Acquisition,
Control, and Stimulation

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JAR  [RePro]  [E-Fields Plugins]

Measure the fishes jamming avoidance response and chirp characteristics at different delta f's and beat contrasts.

Author
Jan Benda
Version
2.2 (Sep 21, 2011)
Bug:
EOD waveform stimulus broken (samplerate!).
Options
  • Stimulation
  • duration=10seconds: Signal duration (number)
  • pause=20seconds: Pause between signals (number)
  • ramp=0.5seconds: Duration of linear ramp (number)
  • deltafstep=2Hz: Delta f steps (number)
  • deltafmax=12Hz: Maximum delta f (number)
  • deltafmin=-12Hz: Minimum delta f (number)
  • deltafrange=: Range of delta f's (string)
  • amplsel=contrast: Stimulus amplitude (string)
  • contrastmax=20%: Maximum contrast (number)
  • contrastmin=10%: Minimum contrast (number)
  • contraststep=10%: Contrast steps (number)
  • amplmin=1mV/cm: Minimum amplitude (number)
  • amplmax=2mV/cm: Maximum amplitude (number)
  • amplstep=1mV/cm: Amplitude steps (number)
  • repeats=200: Repeats (integer)
  • Stimulus
  • genstim=true: Generate stimulus (boolean)
  • sinewave=false: Use sine wave (boolean)
  • file=: Stimulus file (string)
  • sigstdev=1: Standard deviation of signal (number)
  • warpfile=false: Warp stimulus file to the requested Delta fs (boolean)
  • Analysis
  • before=1seconds: Time before stimulation to be analyzed (number)
  • after=5seconds: Time after stimulation to be analyzed (number)
  • savetraces=true: Save traces during pause (boolean)
  • jaraverage=500ms: Time for measuring EOD rate (number)
  • chirpaverage=20ms: Time for measuring chirp data (number)
  • eodsavetime=1000ms: Duration of EOD to be saved (number)
Files
  • jar.dat : summary for each jamming stimulus.
  • jarmeans.dat : summary averaged over stimuli with same delta f and contrast.
  • jareod.dat : the fishes EOD (actually the stimulus!)
  • jareodtraces.dat : frequency, amplitude, and phase of the transdermal EOD during each stimulus.
  • jarchirps.dat : data about each chirp.
  • jarchirptraces.dat : frequency, amplitude, phase, beat, and beatphase for each chirp.
  • jarchirpeod.dat : EOD for each chirp.
Plots
  • EOD frequency (upper plot): time course of the fishes EOD frequency (green). Chirps are marked by yellow dots.
  • JAR (lower left plot): Frequency change (yellow, last stimulus red) versus stimulus delta f.
  • Chirps (lower middle plot): Number of chirps (yellow) and chirp phase shift (times ten, blue) versus stimulus delta f.
  • Chirps (lower right plot): EOD frequency (yellow) and chirp phase shift (time 40, red) for each chirp evoked by the last stimulus.
Requirements
  • EOD recording (EODTrace1) and events (EODEvents1).
  • Transdermal EOD recording (EODTrace2) and events (EODEvents2).
  • Recording of the stimulus events (SignalEvents1).
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