{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000489","490:4900000109","490:4900000808","490:4900000580","490:4900000810","490:4900001179","496:4960008578","490:4900000699","490:4900000926","490:4900000411","496:4960008764","490:4900000588","490:4900000501","490:4900000423","490:4900000622","487:4870003121","490:4900000228","490:4900000388","496:4960008861","490:4900001180","490:4900000569","490:4900000494","490:4900001191","494:4940008238","490:4900000239"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,496,490,490,490,490,487,490,490,496,490,490,490,490,494,490],"twin_sims":[0.747065075799963,0.7164502244996241,0.6567331542967256,0.6542003517928773,0.6485159874460555,0.6097603228546391,0.5419558420328447,0.5398022691729941,0.5287629285383741,0.5234186743344684,0.5201735092811218,0.5173465067092217,0.5164448113667499,0.5117244390873634,0.510893526114655,0.5092636385433601,0.5063461930554747,0.4972205834978017,0.48781624727170214,0.48558912426372103,0.4808813091688866,0.4779864567394759,0.4740225556583801,0.47223740206516757,0.4670095307239471],"twin_dists":[0.09918244816655347,0.10606007465709613,0.11909957866574156,0.11964558076452696,0.12086963295017639,0.12918292322711783,0.14375301855483916,0.14421944879463822,0.14661617072100377,0.14778023061080087,0.1484883873698565,0.1491061384874525,0.14930334539280812,0.1503371106340722,0.1505193283463404,0.15087698037112796,0.1515179099038218,0.15352917070298805,0.1556128864093242,0.15610810035366166,0.15715723108412832,0.15780395612155784,0.1586915705753356,0.15909210674304183,0.1602680234949939],"n_dims_used":45,"mean_confidence":0.9162972344292535},"coverage":{"mean_confidence":0.9162972344292535,"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}}