{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003557","485:4850003019","485:4850003932","485:4850002934","485:4850003112","485:4850003717","467:4670001436","466:4660014252","477:4770001147","485:4850001008","467:4670000915","485:4850004630","467:4670001248","485:4850003304","485:4850001961","485:4850003538","467:4670001805","485:4850007876","478:4780005848","469:4690004052","478:4780005731","499:4990002706","466:4660011671","485:4850002843","473:4730000425"],"twin_admin_codes":[485,485,485,485,485,485,467,466,477,485,467,485,467,485,485,485,467,485,478,469,478,499,466,485,473],"twin_sims":[0.46509686195654737,0.45621611753060215,0.3843096663510629,0.3660450404377786,0.32644885262098344,0.3104543573965722,0.3020055089583505,0.24238604290474577,0.2371289137915385,0.2307278039185153,0.22735000173082187,0.22263767036968637,0.22193396442363805,0.22058643646697706,0.21975720753899583,0.21534736121935857,0.20519968726451723,0.20087389883197102,0.19177655501713056,0.189391885972356,0.18706163548500074,0.18435096352817376,0.18273646503740115,0.1822408871303417,0.17963575480802532],"twin_dists":[0.1606993654114538,0.16271035696127484,0.17961285948225247,0.18412876294868918,0.19433337837719544,0.1986458525601801,0.20097505329777676,0.21865430509872538,0.22033935714593017,0.22242435291814006,0.22353995781737435,0.2251148341444934,0.22535191406815047,0.22580730426500722,0.22608846368257912,0.22759576017420965,0.2311453343993881,0.23269492226965438,0.23603053311360686,0.23692302859857647,0.2378027833640356,0.23883589307975475,0.23945631239793685,0.23964752843757453,0.24065879609212865],"n_dims_used":45,"mean_confidence":0.9182682461208768},"coverage":{"mean_confidence":0.9182682461208768,"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}}