{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001523","469:4690002642","469:4690002259","466:4660013890","466:4660001947","466:4660014305","469:4690003463","469:4690003040","496:4960011983","466:4660003978","466:4660005012","466:4660014262","469:4690001582","466:4660011392","487:4870003847","487:4870007110","470:4700004502","466:4660001346","466:4660010937","493:4930000243","487:4870006300","466:4660000146","466:4660013660","466:4660012359","466:4660002343"],"twin_admin_codes":[466,469,469,466,466,466,469,469,496,466,466,466,469,466,487,487,470,466,466,493,487,466,466,466,466],"twin_sims":[0.47831279639316,0.45539348424481235,0.4525263438074171,0.4157784017667765,0.4003702299413605,0.39598008844961313,0.37223938325967526,0.3687096850222558,0.3674731364093758,0.36013273207020824,0.35682101552917467,0.33137326977752285,0.3284903764206307,0.3259363090358149,0.3219983167184794,0.32083526118303207,0.31937443916638125,0.30846868053077015,0.30510876429338746,0.29333935532815747,0.29055928948235316,0.285780175361007,0.2789765002796706,0.2757286821335127,0.2752971705809752],"twin_dists":[0.15773098747844352,0.16289734357704666,0.1635500192534034,0.17206314474671627,0.1757260447810677,0.17678120495190586,0.1825850657399457,0.18346312116507502,0.18377171676784354,0.18561446314103722,0.18645209301108553,0.19302947868718953,0.193791513456329,0.19446971257023812,0.19552119549382574,0.19583311313420626,0.1962257871603757,0.19918995069391235,0.20011521574676372,0.20340394160803565,0.20419207304570408,0.20555749905604673,0.20752526668027785,0.20847488402644632,0.20860156533962856],"n_dims_used":43,"mean_confidence":0.9098359041435774},"coverage":{"mean_confidence":0.9098359041435774,"n_dims_used":43,"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}}