{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010691},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010777","490:4900011930","490:4900010692","490:4900011110","490:4900010619","490:4900010447","490:4900010614","490:4900012205","490:4900011863","490:4900010790","490:4900010521","490:4900009882","490:4900011732","490:4900010534","490:4900011986","490:4900010706","490:4900010870","490:4900010710","490:4900010883","490:4900010615","490:4900010705","490:4900010793","490:4900010533","490:4900010439","490:4900009783"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6239612565203252,0.4424554396266123,0.40299157284453346,0.39981976625681653,0.320053436846453,0.3072525527044562,0.30092413789626504,0.2961162952062135,0.2804020602086138,0.27637418125938334,0.27146888950605796,0.2627367138549223,0.2589721716673161,0.25879149541650553,0.25643414982972024,0.2553190226501422,0.2536066413596106,0.24816618427503578,0.243064367700953,0.23892256069153708,0.2288505461465398,0.226565265446933,0.2246202278841488,0.22238195483732054,0.21064706212729323],"twin_dists":[0.1261410932519208,0.16585490918357645,0.1750985185439179,0.17585805698410964,0.1960431451586335,0.19952417783817533,0.2012758819451778,0.20262110086945415,0.20711057870544575,0.20828560739467888,0.2097308295176977,0.2123440191058095,0.2134873226068098,0.21354245654789672,0.2142640442407048,0.21460684806410887,0.21513510801705396,0.21682868758478624,0.21843861658741412,0.2197617396700459,0.22304302218929317,0.2238007044348356,0.22444958185784541,0.22520092728059285,0.22922543382683688],"n_dims_used":45,"mean_confidence":0.9186270819769965},"coverage":{"mean_confidence":0.9186270819769965,"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}}