{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013105},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012884","490:4900012834","490:4900012557","490:4900012832","490:4900013170","490:4900012886","490:4900012484","490:4900012898","490:4900010433","487:4870001278","490:4900012753","490:4900012942","490:4900012402","490:4900013140","490:4900013207","490:4900013178","490:4900012559","490:4900012885","490:4900012694","494:4940007967","490:4900012410","490:4900012488","490:4900012405","490:4900013097","490:4900013210"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.3724115336927569,0.12333296530365945,0.09085400580810973,0.0784878527658445,0.06463050707784454,0.05540436817330072,0.048742917384091866,0.048503121239981496,0.036008651094140885,0.03570421637177668,0.03459091848266015,0.03423801357639342,0.033220441470675696,0.031174393692949026,0.028904932919730286,0.026093160856475582,0.024396097877071168,0.020343655858283825,0.019789697322010788,0.0172664842362503,0.017125530890701852,0.015806896378109073,0.014961188245189654,0.014581077456893809,0.014432728974186728],"twin_dists":[0.18254234697949032,0.26571111124762115,0.2844518950534497,0.2929993422748227,0.3039767092932095,0.31240669288004774,0.31924804737909873,0.3195085088383353,0.3348644885121786,0.33529188528267506,0.33688170789080746,0.33739475843457184,0.33889974827947017,0.3420489771132167,0.3457561818588713,0.350713159541244,0.3539327405231994,0.36248647237069226,0.3637688553567022,0.3700391943895203,0.3704126431869185,0.37404343673583557,0.3765148916263089,0.3776660166982011,0.3781224629025426],"n_dims_used":45,"mean_confidence":0.9104375203450521},"coverage":{"mean_confidence":0.9104375203450521,"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}}