{ "data_id": "46292", "name": "servo", "exact_name": "servo", "version": 2, "version_label": null, "description": "From original source:\n-----\n\nData was from a simulation of a servo system\n\nAdditional Information\n\nRoss Quinlan:\n\nThis data was given to me by Karl Ulrich at MIT in 1986. I didn't record his description at the time, but here's his subsequent (1992) recollection:\n \n\"I seem to remember that the data was from a simulation of a servo system involving a servo amplifier, a motor, a lead screw\/nut, and a sliding carriage of some sort. It may have been on of the translational axes of a robot on the 9th floor of the AI lab. In any case, the output value is almost certainly a rise time, or the time required for the system to respond to a step change in a position set point.\"\n \n(Quinlan, ML'93)\n\n\"This is an interesting collection of data provided by Karl Ulrich. It covers an extremely non-linear phenomenon - predicting the rise time of a servomechanism in terms of two (continuous) gain settings and two (discrete) choices of mechanical linkages.\"\n\nHas Missing Values?\n\nNo\n-----", "format": "arff", "uploader": "Bruno Belucci Teixeira", "uploader_id": 30703, "visibility": "public", "creator": "\"Ulrich,Karl\"", "contributor": "\"Bruno Belucci\"", "date": "2024-07-23 18:23:02", "update_comment": null, "last_update": "2024-07-23 18:23:02", "licence": "CC BY 4.0", "status": "active", "error_message": null, "url": "https:\/\/api.openml.org\/data\/download\/22120803\/dataset", "default_target_attribute": "4", "row_id_attribute": null, "ignore_attribute": null, "runs": 0, "suggest": { "input": [ "servo", "From original source: ----- Data was from a simulation of a servo system Additional Information Ross Quinlan: This data was given to me by Karl Ulrich at MIT in 1986. I didn't record his description at the time, but here's his subsequent (1992) recollection: \"I seem to remember that the data was from a simulation of a servo system involving a servo amplifier, a motor, a lead screw\/nut, and a sliding carriage of some sort. It may have been on of the translational axes of a robot on the 9th floor " ], "weight": 5 }, "qualities": { "NumberOfInstances": 167, "NumberOfFeatures": 5, "NumberOfClasses": 0, "NumberOfMissingValues": 0, "NumberOfInstancesWithMissingValues": 0, "NumberOfNumericFeatures": 3, "NumberOfSymbolicFeatures": 2, "PercentageOfNumericFeatures": 60, "Dimensionality": 0.029940119760479042, "PercentageOfSymbolicFeatures": 40, "MajorityClassPercentage": null, "MajorityClassSize": null, "MinorityClassPercentage": null, "MinorityClassSize": null, "NumberOfBinaryFeatures": 0, "PercentageOfBinaryFeatures": 0, "PercentageOfInstancesWithMissingValues": 0, "PercentageOfMissingValues": 0, "AutoCorrelation": -0.39020866632530093 }, "tags": [], "features": [ { "name": "4", "index": "4", "type": "numeric", "distinct": "51", "missing": "0", "target": "1", "min": "0", "max": "7", "mean": "1", "stdev": "2" }, { "name": "0", "index": "0", "type": "nominal", "distinct": "5", "missing": "0", "distr": [] }, { "name": "1", "index": "1", "type": "nominal", "distinct": "5", "missing": "0", "distr": [] }, { "name": "2", "index": "2", "type": "numeric", "distinct": "4", "missing": "0", "min": "3", "max": "6", "mean": "4", "stdev": "1" }, { "name": "3", "index": "3", "type": "numeric", "distinct": "5", "missing": "0", "min": "1", "max": "5", "mean": "3", "stdev": "1" } ], "nr_of_issues": 0, "nr_of_downvotes": 0, "nr_of_likes": 0, "nr_of_downloads": 0, "total_downloads": 0, "reach": 0, "reuse": 0, "impact_of_reuse": 0, "reach_of_reuse": 0, "impact": 0 }