{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000699","485:4850000139","496:4960005404","485:4850000209","496:4960004938","481:4810001504","481:4810002728","488:4880000023","499:4990000851","496:4960005401","481:4810004441","496:4960006687","496:4960005250","488:4880000543","499:4990003952","488:4880000395","481:4810004240","481:4810001588","468:4680000058","488:4880000105","472:4720001441","472:4720000449","488:4880000142","499:4990002730","499:4990000114"],"twin_admin_codes":[485,485,496,485,496,481,481,488,499,496,481,496,496,488,499,488,481,481,468,488,472,472,488,499,499],"twin_sims":[0.48166168186572555,0.46644225589495897,0.3974195002462623,0.3573643277423344,0.340645849252492,0.3249477582808295,0.3085981502572382,0.28673042780888425,0.27756014951035574,0.2707852642927441,0.26910890779898056,0.2558829157267015,0.2471130701467744,0.24470497184860365,0.24112784593173833,0.23511538624179265,0.2334707684264295,0.23081439780355523,0.22880185276964185,0.22519419303223828,0.2141481774450617,0.21114187962180886,0.21078732916941031,0.20607433972102074,0.20463019578658131],"twin_dists":[0.15698310412886043,0.16039589072872762,0.17643465882762627,0.18631440078126618,0.19060264948845215,0.19473299840394495,0.1991544133437898,0.20528492264780332,0.20793855436440148,0.2099335142457401,0.2104318704557377,0.2144333821643189,0.21715925190775226,0.21791855292175538,0.2190554138675479,0.22099119139664727,0.2215263155429206,0.2223958952737643,0.22305911409700044,0.2242577163385113,0.2280092334294578,0.2290527194122134,0.22917644613524848,0.23083474306997007,0.23134804947426366],"n_dims_used":45,"mean_confidence":0.916953362358941},"coverage":{"mean_confidence":0.916953362358941,"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}}