{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002070","491:4910001404","491:4910002022","492:4920005691","492:4920007112","492:4920004533","492:4920005805","491:4910003113","492:4920005046","492:4920007103","491:4910001222","487:4870001328","491:4910001698","492:4920005001","495:4950000219","492:4920005154","495:4950000249","495:4950001579","495:4950001174","491:4910001871","491:4910002211","492:4920006689","491:4910000215","495:4950000495","492:4920005218"],"twin_admin_codes":[491,491,491,492,492,492,492,491,492,492,491,487,491,492,495,492,495,495,495,491,491,492,491,495,492],"twin_sims":[0.1044936771881751,0.06632280041194,0.06002116485730894,0.0571557461617788,0.05598352889328499,0.03104245217682999,0.029606276025656773,0.026047190613037657,0.02408307251535839,0.02001418168350682,0.01695915888580214,0.01592824873457459,0.015734149722832186,0.015177958813634455,0.013381826797610678,0.013162166048727891,0.012243512352407528,0.011534173922565486,0.010943877771480325,0.010747796811295179,0.009997256631447363,0.009841952540868818,0.00956783421240157,0.00935544848383634,0.008895535020024],"twin_dists":[0.2760331659387642,0.3025390733358087,0.30805494858535104,0.310721845938091,0.3118447228491166,0.34225806592976177,0.34458464383925874,0.35079795568231,0.35454764864955135,0.36324545981371775,0.37085692227092737,0.37369839959550905,0.3742513933060268,0.3758699142002886,0.3814799803309412,0.38221109599700104,0.3853907662357958,0.38799406979148454,0.3902712173559127,0.3910518221721135,0.39416188238491906,0.39483130724872706,0.3960362048360277,0.3969911240226857,0.3991271763117111],"n_dims_used":45,"mean_confidence":0.8986134847005208},"coverage":{"mean_confidence":0.8986134847005208,"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}}