{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000736","497:4970000884","497:4970001886","497:4970000462","497:4970000527","497:4970000885","497:4970000188","497:4970000466","497:4970001802","491:4910005547","497:4970001149","497:4970001325","497:4970001800","491:4910005230","497:4970001715","491:4910005429","497:4970001407","491:4910005527","497:4970001801","491:4910005480","491:4910005597","491:4910005481","497:4970001054","497:4970000460","497:4970000467"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,491,497,497,497,491,497,491,497,491,497,491,491,491,497,497,497],"twin_sims":[0.03652682566130432,0.03185215508752898,0.011290959883974107,0.005225154760996785,0.004632878590939487,0.0012586888872932536,0.001017170902854513,0.0007925957589085628,0.00042410421438816934,0.00039637527962277987,0.0003811674255640879,0.0003339894170160725,0.00028527587815264287,0.00024858758906166136,0.0002315061994831585,0.0002118778759427697,0.00020831765177053153,0.0001460307508000959,0.00012985691002185475,0.00010545334645738651,0.00008751784423219164,0.00008708417473494149,0.00006377502512247014,0.000051052146187911276,0.00004913085567973993],"twin_dists":[0.334144029883143,0.3409867085435252,0.38891946392362536,0.4210125797152391,0.42580522242264485,0.47462629751169244,0.4821381139774235,0.49078801417312057,0.5118284617450649,0.5140519857056031,0.5153341050763209,0.5196408321142651,0.5247332349319053,0.5291398156730289,0.5314042484522798,0.5342090047710045,0.5347437974642323,0.5458343140639408,0.5494497451016543,0.5558033853991269,0.5614324877516386,0.5615817097820938,0.5708614999082388,0.5773987461268728,0.5785182697820385],"n_dims_used":45,"mean_confidence":0.8781561109754774},"coverage":{"mean_confidence":0.8781561109754774,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}