{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001235},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001366","490:4900001496","490:4900001500","490:4900001369","490:4900001502","490:4900001638","490:4900001777","490:4900001370","490:4900003249","490:4900003941","490:4900001637","490:4900004489","490:4900004074","490:4900004211","490:4900001780","491:4910001341","490:4900001243","490:4900001365","490:4900003796","490:4900002399","490:4900001639","490:4900004215","490:4900001778","490:4900001108","490:4900001504"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.9030691953222324,0.6398586921951642,0.5509808117738764,0.4566186249373883,0.4112244606381202,0.40823646985216316,0.32262759438523697,0.29612463376578646,0.25522331999691406,0.25199274554455703,0.2484269947256408,0.24114637935863267,0.21180308620942737,0.14028121167770233,0.13508709669664903,0.13190341853931345,0.12894445281582806,0.12744153447389478,0.11843197105073189,0.11754665213948856,0.1165258040645152,0.11530440422907023,0.11516552074744826,0.10707424787822101,0.1067438263229869],"twin_dists":[0.05864695279386634,0.12273076111604408,0.14180192255331275,0.16261891062893627,0.17313940790452786,0.1738484081478764,0.19535269323676605,0.20261875670461363,0.2146363123904592,0.21563506483001357,0.21674696029799786,0.21904949564569867,0.22882235555255415,0.25740757846061085,0.2598681426856871,0.261411586257818,0.26287145275474366,0.26362266081237506,0.2682728207196542,0.2687441764244941,0.2692910796743452,0.26995027837076546,0.2700255739939667,0.2745383717541887,0.2747281947494914],"n_dims_used":44,"mean_confidence":0.9108765342018821},"coverage":{"mean_confidence":0.9108765342018821,"n_dims_used":44,"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}}