{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003691","480:4800003340","480:4800002614","492:4920003495","480:4800002750","480:4800003632","480:4800004572","480:4800003633","480:4800002942","480:4800003506","480:4800003204","480:4800002861","480:4800004734","480:4800003110","480:4800002613","480:4800002668","480:4800003187","480:4800002651","480:4800002647","480:4800004079","480:4800003692","480:4800002607","497:4970002836","487:4870011509","480:4800002664"],"twin_admin_codes":[480,480,480,492,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,497,487,480],"twin_sims":[0.46904959647376765,0.31287732876751606,0.1641286144505977,0.11738155190441843,0.11465322890476705,0.09902857694203175,0.09255622600668377,0.09051504606083341,0.08835114419689442,0.08700107831157486,0.05868304094841748,0.050820386313133854,0.04967458158992159,0.04907877142196192,0.04899890657825569,0.04726273836433085,0.04684572978771176,0.046423151517008286,0.04476322969323993,0.04352353801614018,0.04243389436876606,0.03940204330381196,0.03863122376009424,0.03775842822707893,0.03767332229568461],"twin_dists":[0.15980861896759832,0.197984622072167,0.2469053660199383,0.26883237873626464,0.2703039178974302,0.27929639482790347,0.2833490456170077,0.28467345191556076,0.28610356933309916,0.2870099680595052,0.3092870047686143,0.3170351794898488,0.318246130899552,0.318885041596542,0.31897117477187503,0.32087321167771854,0.3213387424821145,0.3218140414762816,0.32371685523038274,0.32517694873910696,0.32648947095396913,0.3302970250672221,0.33130441659530435,0.33246582986815154,0.33258029197755756],"n_dims_used":43,"mean_confidence":0.9131782886593841},"coverage":{"mean_confidence":0.9131782886593841,"n_dims_used":43,"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}}