{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950002136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950002096","495:4950001997","495:4950002000","495:4950001945","495:4950002100","495:4950002137","495:4950001998","495:4950001943","495:4950001892","495:4950001944","495:4950002139","495:4950001893","495:4950002140","495:4950001890","495:4950002099","492:4920002847","492:4920003125","495:4950002101","495:4950002051","492:4920002843","492:4920003074","495:4950001834","492:4920002936","492:4920002846","475:4750005410"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,492,492,495,495,492,492,495,492,492,475],"twin_sims":[0.8345657197689795,0.832851473072703,0.7266439032915368,0.7195676998965123,0.672773754209468,0.6148674126744793,0.5599931311079435,0.4388014335015967,0.3116309492456343,0.29409878918240034,0.25496688985980437,0.2536809788023835,0.2521204215273994,0.24488557566122188,0.2363447681177941,0.2179584742264061,0.21238705181382764,0.21167476535924695,0.20658359950433894,0.18414560813273984,0.16149396673455166,0.15519859710785092,0.1523617719274585,0.14683401022547163,0.14436771889951536],"twin_dists":[0.07810712252156475,0.07854990151677341,0.10378893273991179,0.10536730267172013,0.11563150622775198,0.1280892519974279,0.13985869445012988,0.16669614662776608,0.1983243931547176,0.20318941782149236,0.2147152950168238,0.21511212839135166,0.21559543890733196,0.21786144000953422,0.22059277501764224,0.226700798115274,0.2286193074471357,0.2288670242603278,0.2306543185043761,0.238914593899549,0.24800841716693248,0.2506981132531808,0.2519362540104233,0.25439839717102153,0.25551904364103095],"n_dims_used":44,"mean_confidence":0.9045013080943715},"coverage":{"mean_confidence":0.9045013080943715,"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}}