{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005516},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008877","490:4900003363","469:4690003524","490:4900003494","490:4900003362","493:4930007058","490:4900003703","470:4700006004","466:4660002529","494:4940005575","478:4780006687","479:4790001019","496:4960011536","494:4940007294","496:4960011636","494:4940005456","490:4900005384","496:4960011964","496:4960000137","469:4690005317","478:4780002007","496:4960006809","466:4660003216","487:4870010332","469:4690000862"],"twin_admin_codes":[490,490,469,490,490,493,490,470,466,494,478,479,496,494,496,494,490,496,496,469,478,496,466,487,469],"twin_sims":[0.27195460720682435,0.18913767582564853,0.11937791589557126,0.11346243235312219,0.09583801979610969,0.09416871733353459,0.0865662221309814,0.0726616515960251,0.07037099865217906,0.06771128333402002,0.06709916556614233,0.06192369407372618,0.06112860008559484,0.055137109402642936,0.0530344358380298,0.052363967417761184,0.05081442668109172,0.0506680015450357,0.05057357539437729,0.04986102087715729,0.04540875903122734,0.04527420084671311,0.0451564442386669,0.04479639073850002,0.04301792891722415],"twin_dists":[0.20958701260056664,0.23701863257183406,0.26777215869690024,0.27095463066107295,0.2812672318371918,0.2823190108682868,0.28730429954684145,0.2974064236618678,0.29921763098684284,0.30138171316111934,0.301889532777994,0.30634153564876265,0.3070522631183654,0.3126676586534615,0.31475820018033646,0.31543925362362746,0.3170414188910616,0.31719490944612744,0.31729408784636787,0.31804751702292816,0.322969950104852,0.32312490173648245,0.32326082250809546,0.3236782670546589,0.32578249777868246],"n_dims_used":45,"mean_confidence":0.916212632921007},"coverage":{"mean_confidence":0.916212632921007,"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}}