{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011011},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003205","496:4960011089","496:4960010541","488:4880003781","488:4880003204","488:4880003782","496:4960010460","488:4880003780","496:4960010377","496:4960011513","496:4960008334","496:4960010934","496:4960008927","469:4690001336","488:4880003851","488:4880003653","496:4960008338","496:4960010543","496:4960010374","496:4960008740","469:4690001699","469:4690001159","469:4690000928","496:4960008102","496:4960009891"],"twin_admin_codes":[488,496,496,488,488,488,496,488,496,496,496,496,496,469,488,488,496,496,496,496,469,469,469,496,496],"twin_sims":[0.8798789519478022,0.8536733872273571,0.842752509771978,0.829596725570725,0.8074382821325921,0.7935874019886591,0.7891413886979897,0.7738414649237096,0.7730382902060957,0.7035168895373292,0.6952435943074292,0.693406957849462,0.6635813185986887,0.6481821870210608,0.6368842656483527,0.6312127678119362,0.6138968491610634,0.6115262132513662,0.6081142860146711,0.6067202718906987,0.5953542019048865,0.5938650204918278,0.5843335190625474,0.5784964693640019,0.5721905738861643],"twin_dists":[0.06570440948809245,0.07305520349340124,0.0759697917235603,0.0793862664635404,0.08494400261221878,0.08831304656944221,0.0893796512837291,0.09300106132226031,0.09318921131606911,0.1089186942189199,0.11073549963588725,0.11113769155160162,0.11762124693423719,0.12094145858308626,0.12336946012548732,0.12458643447988316,0.1282971107142528,0.12880478102078527,0.12953538965114636,0.12983388624585687,0.13226793647679602,0.13258693276923528,0.13462959556120882,0.1358815925006911,0.13723538740380326],"n_dims_used":45,"mean_confidence":0.9174801296657986},"coverage":{"mean_confidence":0.9174801296657986,"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}}