Ottar Johnsen

According to our database, Ottar Johnsen authored at least 6 papers between 1980 and 2007.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2007

Phonographic sound extraction using photography and signal processing.

Sylvain Stotzer, Ottar Johnsen, Frédéric Bapst, Cédric Milan, Rolf Ingold

Digit. Signal Process., 2007

Detection of the Groove Position in Phonographic Images.

Ottar Johnsen, Sylvain Stotzer, Frédéric Bapst, Rolf Ingold

Proceedings of the International Conference on Image Processing, 2007

2006

Groove Extraction of Phonographic Records.

Sylvain Stotzer, Ottar Johnsen, Frédéric Bapst, Rolf Ingold

Proceedings of the Document Analysis Systems VII, 7th International Workshop, 2006

2004

Phonographic sound extraction using image and signal processing.

Sylvain Stotzer, Ottar Johnsen, Frédéric Bapst, Christoph Sudan, Rolf Ingold

Proceedings of the 2004 IEEE International Conference on Acoustics, 2004

1981

Progressive Transmission of Two-Tone Images.

Ottar Johnsen, Arun N. Netravali

IEEE Trans. Commun., 1981

1980

On the redundancy of binary Huffman codes (Corresp.).

Ottar Johnsen

IEEE Trans. Inf. Theory, 1980