{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001879","480:4800001984","480:4800001647","480:4800001818","480:4800001309","480:4800001760","480:4800001702","480:4800002143","480:4800001475","480:4800001878","480:4800001985","480:4800002144","480:4800002101","480:4800001819","480:4800001866","495:4950002357","480:4800001368","480:4800001252","480:4800002481","480:4800001877","480:4800001416","480:4800002472","480:4800001650","480:4800002423","480:4800002432"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480,480,480,480,480],"twin_sims":[0.546096331004878,0.4982787868108762,0.40699464331476765,0.34109231823289976,0.34048710439169605,0.3181200582020353,0.2515730429328515,0.24303374369395,0.2306358685313109,0.219611408075585,0.21003559217969292,0.18936831699745488,0.18897416543059037,0.15298810940997984,0.15182086419741134,0.14702296817709173,0.14053046760115964,0.13431372782185697,0.1315432003890881,0.1280367536757417,0.12431843996983116,0.10429751199296841,0.1013809933927669,0.09562498267813584,0.09223550000329354],"twin_dists":[0.1428572000669467,0.15329542383228945,0.17414374575892677,0.19048670379789684,0.19064389432228757,0.1965637751903319,0.2157654153039811,0.2184483457773344,0.22245457366334473,0.22613797205476716,0.2294392463817134,0.2369318886990273,0.23708017348534152,0.2516614423192728,0.2521742508349272,0.25431311360676806,0.25729122348443495,0.26024053657358276,0.2615879785440832,0.2633243531167648,0.2652054165522182,0.2761479643920917,0.27787493490131693,0.28140065343820936,0.2835556072930157],"n_dims_used":43,"mean_confidence":0.9137830512468205},"coverage":{"mean_confidence":0.9137830512468205,"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}}