{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003634","500:5000005529","500:5000001072","500:5000001286","475:4750005874","500:5000002774","475:4750005548","475:4750004558","499:4990002810","485:4850004128","500:5000003585","500:5000004482","475:4750005699","469:4690001385","500:5000003108","475:4750006073","475:4750004420","500:5000002671","500:5000001162","470:4700002618","485:4850003524","499:4990001504","499:4990001253","475:4750003646","500:5000001625"],"twin_admin_codes":[500,500,500,500,475,500,475,475,499,485,500,500,475,469,500,475,475,500,500,470,485,499,499,475,500],"twin_sims":[0.19949633391732557,0.19858632371689133,0.19632003024731576,0.16039567398364696,0.14315272807084067,0.13882896286382299,0.13851540570132845,0.13809387624053496,0.12031661424673848,0.11876281639519957,0.11580154782218124,0.10383466517611994,0.09996364997539345,0.09994570238744771,0.09915535799364672,0.09803136144329958,0.09255894479932959,0.09087072215831898,0.0897732598850669,0.0891724558640728,0.08039849755976074,0.07973354261777935,0.07887655336622647,0.07697062150031277,0.07669899013297078],"twin_dists":[0.23319320753469525,0.2335236744085198,0.23435124435833043,0.2484720970751665,0.25607634219296704,0.2580885853840138,0.25823631996617497,0.25843532065472447,0.26727832232133725,0.26809736674081674,0.2696813220866912,0.27641949647222214,0.27872823970262367,0.27873910549068737,0.2792191163772032,0.27990696038201474,0.2833472970134879,0.28444098555915165,0.2851606133532152,0.2855575298612361,0.29161145192857757,0.29209144206679494,0.29271480998864186,0.29412092621637215,0.29432359858154694],"n_dims_used":45,"mean_confidence":0.9243250528971354},"coverage":{"mean_confidence":0.9243250528971354,"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}}