Great discoveries solve problems in different, scientific fields.
Aristoteles.


Historical Milestones



Contents

Acoustic Photo- and Cinematography
(Historical Pages)

Early documents of the birthplace of a new technology: Acoustic Photo- and Cinematography came into beeing. Far away from mainstream of acoustic research this 'funny' application should 1994 demonstrate, how interference nets can project images (with inversive time or with non-causal, negative delays).
Two stories about acoustic imaging (english)
Table with some historic acoustic images and films (german)

1994-08 First standing* acoustic image and first wavefield movie 1996-06 (english)
1996-08 First film and first images over far distances (200 Meter) (english)
1996-10 First industry attempt - Letter labeling machine (english)
1997-01 First image of a noise reflection (english)
1997-01 Car: Silencer or engine? (english)
1997-07 Dot matrix printer (film) (german)
1997-09 Images and movies of a Motorbike (german)
1997-10 Low noise of refrigerators (german)
1997-10 Video-Recorder (english)
1998-01 Steel mill's gear (german)
1998-02 Master class violin (english)
1998-05 Berliner U-Bahn (german)
1998-07 Linescan of Trams in Berlin (german)
1998-07 Linescans of driving cars (german)
1998-08 Power drill (german)
1999-02 Stationary diesel engine (german)
1999-07 Auto-overlay between photo, acoustic film and spectral analysis- Electrical toothbrush (german)
2002-11 Flying airplains in Berlin-Tegel (german)


* First line scans of moving objects were published by Brühl, S. and Schmitz, K.-P.: Noise Source Localization on Highspeed Trains (Transrapid) using Different Array Types. Internoise, Leuven, Belgium, August 24-26, 1993.

Neural Wave Interference Networks
(Historical Pages)

How to understand holomorphic brain projections? Simulations of interference nets in nerve like parametrisation show well known phaenomena: mirrored maps, bursts, conjunction, zooming, movement, pain overflow or dermatomale projections. We simulate the homunculus and we find ideas for imagination and holomorphy.
Is it coincidence or providence?

Nerve Interference Models

Burst Calculus (german)
Basic Functions of Neuron (german)
Homunculus Model (german)
Chiasma Opticum (german)
Pulse Parameters (german)
Thumb Experiment (german)
Konishi/Jeffress Circuits (german/english)
Properties of Interference Systems (german)
Was sind Interferenzschaltungen? (german)
Interference or Pool of Neurons? (english)
Interference Circuit (german)

Wave Field Simulation

Interference Wave Field Simulation (german/ english)
Reconstruction, G, 30 Chnl (german)
Reconstruction, S, 4 Chnl (german)
Delusive Projection, S, 4 Chnl (german)
Reconstruction, S, 16 Chnl (german)
Reconstruction, GFaI, 4 Chnl (german)
Reconstruction, GFaI, 30 Chnl (german)

Interference Integral (I²) Properties

Some Mathematics of Nerve Systems (german)
Interference Integral (I²) Properties (german)
I²: First Pulse Image (german)
I²: Zooming (german)
I²: Movement (german)
I²: Holomorphy (german)
I²: Permutation (german)
I²: Conjugation (german)
I²: Mirrored Maps (german)
I²: Spatio-Temporal (german)
I²: Over-Conditioning of Integrals (german)
I²: Pain- Hypothesis in Simulation (german)
I²: Quality of Projections (german)
I²: Inhomogenous Space (english)


Special Projects and Pages
(Historical Pages)


Exploring Waves at Living Animals - Andrews Squid Experiments (english)
Electrostatic Mapping of Heart-EKG (german)
Interferencial EEG- Experiments (german)


Hard- and Software for Acoustics, Nerves and Simulation
(Historical Pages)


8- and 16-Channel Recorders (english)
History and Idea of Mirrored Maps (english)
PSI-Tools Description GUI (english)
PSI-Tools Function (english)
PSI-Tools Overview (german)
PSI-Tools Helpfiles 3.12.1997 (german), 16.6.1998 (german)
Download PSI-Tools (Zip-Archive 520 kB)
How to install? (english)
Thanksgiving (german)


Related Links

Acoustic Camera Homepage http://www.acoustic-camera.com
GFaI Heinz http://www.gfai.de/~heinz


Sources

* Heinz, G.: "Akustische Photographie", KI-Kolloquien Prof. Hamann, 5.11.1997, 17.00 Uhr, TFH Berlin-Wedding, Haus Bauwesen, Raum D-234
** Hamilton, W.R.: Theory of Systems of Rays. Transactions of the Royal Irish Academy, volume 15 (1828), pp. 69-174

Questions? Please refer to

GFaI e.V.
Dr. G. Heinz
Rudower Chaussee 30
D-12489 Berlin
Germany

heinz@gfai.de


File created sept. 30, 1995
Permanent adds and editions.

Please send a mail, if you don't understand the things. Also, if the english translation occures terrible. Sorry for the broken english.

Thank you very much for your interest.

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Access number since May 1, 2006.