{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001753","477:4770000938","477:4770001644","477:4770001242","477:4770001415","477:4770001354","477:4770000999","477:4770001416","477:4770001199","477:4770001643","500:5000002245","477:4770001062","477:4770001699","477:4770001133","477:4770001135","500:5000001177","477:4770001241","477:4770000950","477:4770000937","477:4770001134","477:4770001296","477:4770000949","500:5000001227","500:5000002116","477:4770001413"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,500,477,477,477,477,500,477,477,477,477,477,477,500,500,477],"twin_sims":[0.7916014984076496,0.7732569213501265,0.7424799677065775,0.6949903407563683,0.6754962395673063,0.6635893426432063,0.651620306518895,0.6507195160828658,0.6141229089838566,0.5942443240546248,0.5903343134749165,0.5820667932146671,0.5761041680243011,0.5646647166573286,0.5616829631135184,0.5613849143120345,0.55856134226191,0.5503722501586492,0.5502593685359951,0.5489985847022341,0.5328730866429735,0.5322449091749567,0.5311492349092556,0.5240141267960585,0.515620553738321],"twin_dists":[0.08879031010534551,0.0931380135528947,0.10022396399290101,0.110790981328025,0.11504089551543657,0.11761951288403263,0.12020137984167935,0.12039534221643505,0.12824869784824391,0.13250567954864428,0.133343378883169,0.13511567333571806,0.13639502345857035,0.13885315610923776,0.13949483813927044,0.1395590035623672,0.14016710676290653,0.1419333156185593,0.14195769020805798,0.14222998770277584,0.14572264665829338,0.14585911503029506,0.1460972247500973,0.1476504011862769,0.14948368943468804],"n_dims_used":45,"mean_confidence":0.9225501166449652},"coverage":{"mean_confidence":0.9225501166449652,"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}}