{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008138","487:4870004696","487:4870004987","490:4900001324","487:4870006140","487:4870003402","490:4900002037","487:4870005999","496:4960007143","496:4960006373","487:4870005865","496:4960001404","466:4660013431","487:4870002868","496:4960005569","487:4870009748","487:4870009486","487:4870005996","490:4900001462","487:4870003541","466:4660013506","496:4960001518","487:4870001960","487:4870010006","487:4870004361"],"twin_admin_codes":[496,487,487,490,487,487,490,487,496,496,487,496,466,487,496,487,487,487,490,487,466,496,487,487,487],"twin_sims":[0.6091905638103496,0.4675261998614747,0.4232011974754599,0.41714347765569715,0.33486288947020687,0.30812006402877845,0.3077080887307246,0.2867699146663603,0.2701350687851605,0.26077085414771,0.25870160451929547,0.24836330230483544,0.24108734896065145,0.2409583684576955,0.2400621271653464,0.22725577336737376,0.22531053037685514,0.22095419971888375,0.21196340941523148,0.21129033907689113,0.2098528567459726,0.20601379344761955,0.20247868507828926,0.2003907299623683,0.19015226357586285],"twin_dists":[0.12930492681458447,0.16015160949310941,0.17031963972122666,0.17174152046271554,0.19211190411677997,0.19928568295314014,0.19939889429822738,0.20527360772761902,0.21012658083489552,0.21293976417873925,0.21356989608039173,0.21676691380949928,0.21906834666657493,0.2191095462731211,0.21939622419069704,0.2235712358081288,0.22421886663400628,0.22568283642155257,0.22876657253955274,0.22900095370408494,0.2295032255074884,0.23085621413698895,0.23211740538303868,0.23286942259753501,0.23663759854920033],"n_dims_used":45,"mean_confidence":0.912489488389757},"coverage":{"mean_confidence":0.912489488389757,"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}}