{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000753","480:4800000460","480:4800000504","480:4800000795","480:4800000401","480:4800000501","480:4800000469","480:4800000543","480:4800000580","480:4800000797","480:4800000402","480:4800000749","480:4800001034","480:4800000579","480:4800000575","480:4800000610","480:4800000344","480:4800000717","480:4800001088","480:4800000875","480:4800000304","480:4800000427","480:4800000719","480:4800000614","480:4800001031"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7676223304581806,0.689581230389531,0.6473577753581519,0.6190896857288747,0.6139973588872124,0.5774576805394447,0.5587217982881372,0.5579891716491323,0.532467037522191,0.5260754608463999,0.5216741918475337,0.520146627050936,0.46430730643063123,0.4406636983464151,0.4406111708780631,0.43176915982922465,0.42210184106591603,0.4215692832347583,0.41888179261665826,0.4178395881643573,0.4172026519110305,0.4165159965930333,0.40969695289028407,0.40943974041288145,0.40856729602963493],"twin_dists":[0.09445321077543266,0.11197422168222294,0.12111882749966721,0.12718487640786663,0.12827558565353644,0.1361045118384269,0.14013253847061266,0.14029038540664168,0.145810854973243,0.1472012146251941,0.1481607831817834,0.1484942578673002,0.16087760366246162,0.16626706996562648,0.16627916287325878,0.16832296592903215,0.170577041318882,0.17070183480689577,0.17133260888921834,0.1715776841335401,0.17172758868468677,0.17188930451949,0.17350157593690224,0.1735626186092962,0.17376979642206594],"n_dims_used":42,"mean_confidence":0.9124414353143602},"coverage":{"mean_confidence":0.9124414353143602,"n_dims_used":42,"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}}