{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001374},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001523","489:4890000800","489:4890001372","489:4890001242","489:4890000540","489:4890000546","489:4890000630","489:4890000883","489:4890000500","489:4890001517","489:4890001509","489:4890001307","489:4890000489","489:4890000379","489:4890000688","489:4890001067","489:4890000649","489:4890001068","470:4700008138","489:4890000824","489:4890000947","472:4720001783","470:4700008039","499:4990002014","470:4700007180"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,472,470,499,470],"twin_sims":[0.8033382124151852,0.7448518175564879,0.7395123806819736,0.6444263900692455,0.6043467159954053,0.600517533133546,0.5952218076836362,0.5949076700539777,0.5925434532102026,0.5893500825487034,0.5697789512041771,0.5613702841372257,0.5543000838663772,0.5511403682626832,0.5504613563921507,0.5480037474778731,0.5378834230572634,0.5278039151021278,0.5230658922802434,0.5185540415806941,0.5107005869432573,0.5054570281478584,0.5004302754880067,0.49825314612877464,0.491472935390058],"twin_dists":[0.08594894332990713,0.09968575186078571,0.10089571942882158,0.12174923441595281,0.13034213026545297,0.13116210111564477,0.1322962953165766,0.13236358451161198,0.13287005159282522,0.13355428743037517,0.13775352843598013,0.1395621533361794,0.14108567149247428,0.14176747697780737,0.1419140754361597,0.14244492069722547,0.14463533700147044,0.14682486698140387,0.14785716526194712,0.14884217213497736,0.15056165036721444,0.15171344285201946,0.152820611106589,0.15330108594918804,0.15480128062886578],"n_dims_used":45,"mean_confidence":0.9178164164225261},"coverage":{"mean_confidence":0.9178164164225261,"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}}