{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006528","490:4900005545","490:4900004876","490:4900005268","490:4900005132","490:4900006162","490:4900006538","490:4900004037","490:4900002806","490:4900002342","469:4690002254","490:4900002656","490:4900008649","490:4900006648","490:4900007012","490:4900005544","490:4900004997","466:4660000008","490:4900005281","490:4900001456","490:4900006409","487:4870002775","496:4960011645","490:4900004873","490:4900007389"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,469,490,490,490,490,490,490,466,490,490,490,487,496,490,490],"twin_sims":[0.6109527126879992,0.38174219957593863,0.35146742587222984,0.3400394749853563,0.3383997581377218,0.321647906683252,0.3196792660289249,0.2884392386237364,0.27290372736024454,0.2687271322333372,0.2515605140524488,0.24104246677511798,0.24089510116130283,0.23891593841523534,0.23697318523100963,0.22808810839250526,0.2211703404130678,0.22053969630667503,0.216754372232809,0.2147194255091082,0.2131783474093639,0.20932710033274743,0.20396613084399878,0.20264034155532523,0.19364027089520702],"twin_dists":[0.12892759030879825,0.18024124982311432,0.18781469678625454,0.19076025221647494,0.19118718826827205,0.19561510486073835,0.19614376554920282,0.20479611579845686,0.20930644201076062,0.21054563504280346,0.21576930863128807,0.219082681539801,0.21912976066327172,0.21976386707252385,0.22038964145228632,0.2232952485391327,0.2256097492019675,0.22582313320719005,0.22711260374363829,0.22781207524169758,0.22834477191632163,0.2296875142726764,0.23158491728841402,0.23205940448248794,0.23533838480546362],"n_dims_used":45,"mean_confidence":0.9177881876627604},"coverage":{"mean_confidence":0.9177881876627604,"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}}