{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011225","490:4900012161","490:4900011294","490:4900008007","490:4900011625","490:4900012093","490:4900011891","490:4900011691","490:4900011497","490:4900011431","490:4900009015","490:4900011757","490:4900011626","490:4900012095","490:4900011821","490:4900012098","490:4900010830","490:4900011822","490:4900011564","490:4900008884","490:4900011366","490:4900008774","490:4900011755","490:4900011561","490:4900012159"],"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":[0.3235217960651196,0.24958653569373707,0.24721067275263162,0.23121049818658165,0.22282956999576017,0.21982895406477612,0.21146052514970606,0.20133292999035704,0.1981684777191189,0.18799529912695256,0.16057777120780373,0.15531837215107308,0.15252849917964875,0.14371384574540902,0.11851402657929695,0.112943447262734,0.10923142704493496,0.10027600707096235,0.09996108899083234,0.09854805485674889,0.0959642343577098,0.09501993031629062,0.09454545301115404,0.0943809072411638,0.08360308696401915],"twin_dists":[0.19511356713159997,0.2163842716831009,0.21712857723254048,0.22226581305309848,0.22505026957769717,0.22606410916425154,0.22894164257691163,0.23252940695664986,0.23367576403300627,0.23744937426172763,0.24839505966728537,0.250646203064558,0.25186301993283683,0.25581853118336884,0.2682292700585225,0.2712398772833917,0.2733101411949274,0.27853937729917305,0.27872979007467513,0.279589999375748,0.2811882958011936,0.2817808677710515,0.28208036497001465,0.28218450529889944,0.28934186889946656],"n_dims_used":45,"mean_confidence":0.8861681620279948},"coverage":{"mean_confidence":0.8861681620279948,"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}}