machine learning databases

[Lutz Prechelt]

> what i have not been able to find
> is some standard datasets to be used for benchmarks (e.g. sonar,
> radar signals, EEG, ECG data and so on). i mean the raw time series,
> not some kinf of preprocessed data where the whole time series is
> reduced to a static features vector. does anyone know of any such data
> in the public domain (except speech data)?