{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005022","490:4900005415","491:4910002415","490:4900005023","490:4900007649","491:4910002111","490:4900007290","490:4900004755","490:4900005693","491:4910005363","490:4900007172","490:4900007289","490:4900006800","490:4900007168","490:4900007546","490:4900010030","490:4900007897","490:4900006802","490:4900004743","490:4900007287","490:4900003508","490:4900006788","491:4910004851","490:4900010403","490:4900004902"],"twin_admin_codes":[490,490,491,490,490,491,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.09732366799913893,0.05021218598866748,0.04686100332341701,0.02205035503823619,0.01964078229164265,0.016505327095899403,0.012152240255250933,0.007641953773142358,0.005197837020671454,0.0030908023346933296,0.003047875167589862,0.002614762978055784,0.0023206578379589347,0.0022937612710230504,0.0021817362083379078,0.0019512236478935767,0.0017883390223806387,0.0016118934235076219,0.0015738170274544425,0.0015700210688797663,0.0014819785512233462,0.0012240805450103084,0.0011863136537297169,0.0011622551440096495,0.0011562727066611498],"twin_dists":[0.28034322315115956,0.31767509500245894,0.3213216307113881,0.3587182512423586,0.36411892285892,0.37208857453952604,0.38571812035531544,0.4054956034035112,0.4212225354350927,0.4415474556089882,0.4420814076860191,0.4478912142981447,0.452362537158601,0.4527970146443047,0.45465844576055864,0.458782378854864,0.4619760935386218,0.46575337054926547,0.46661831620909655,0.4667056006414099,0.46878671502332253,0.4756160938015576,0.47672622244700824,0.47745059077291946,0.47763286831586194],"n_dims_used":45,"mean_confidence":0.8975762261284722},"coverage":{"mean_confidence":0.8975762261284722,"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}}