{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002086","491:4910001885","491:4910001941","491:4910001298","491:4910001713","491:4910000969","491:4910001423","491:4910001164","491:4910001716","491:4910001834","491:4910000964","491:4910001659","491:4910001599","491:4910001359","491:4910001482","491:4910001894","491:4910001718","491:4910001715","491:4910001028","491:4910002192","491:4910002232","491:4910001301","491:4910002240","491:4910002282","491:4910001608"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6432462155368402,0.4355207158158176,0.4034036260464126,0.3572192505663184,0.3463846725090064,0.34444822463560687,0.3293464144938947,0.3287609164358673,0.3204847365839783,0.2974598612961553,0.28860125155204935,0.2881162173398214,0.2878412963804666,0.2830483066626502,0.28021689192283816,0.27533651195168524,0.26585548362742506,0.2518110712192102,0.25073443227888775,0.24340395940698512,0.2355383483978805,0.23301145218447208,0.22938184226022335,0.2285703536190094,0.2214546180329296],"twin_dists":[0.12200292252998439,0.16745379154841156,0.17500004427773053,0.1863511573103578,0.18911842393945663,0.18961777365512458,0.19356485488316416,0.1937198457786902,0.19592724376282972,0.20224389296531076,0.2047498618924254,0.20488838319141825,0.2049669600238625,0.20634417515141412,0.20716437072592872,0.20859001063449112,0.21140458350923888,0.21569147191111523,0.2160262855396399,0.21833078200606496,0.22085396498594229,0.2216762088721162,0.22286758933581197,0.22313564958989557,0.2255136943917663],"n_dims_used":45,"mean_confidence":0.8979441324869791},"coverage":{"mean_confidence":0.8979441324869791,"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}}