{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003542},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002563","490:4900003015","490:4900003816","490:4900002414","490:4900003410","490:4900003155","490:4900002570","490:4900002109","490:4900003548","490:4900002712","490:4900002710","490:4900002856","490:4900003279","490:4900003161","490:4900003676","490:4900003002","490:4900001953","490:4900001255","490:4900003144","490:4900002568","490:4900002706","490:4900003423","490:4900001661","490:4900003555","490:4900010269"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5154313504654119,0.3932452313157849,0.3019603896273511,0.2720201140724257,0.25385085465165047,0.1938619303801732,0.18698284564383372,0.1795611238178101,0.17903536313211513,0.17344201603314327,0.16260861437654953,0.14840414633770682,0.142283901612036,0.1402176816216476,0.13973269402231409,0.13847940337829798,0.1325767082693499,0.13044610789293573,0.12890535794483132,0.12117710264747453,0.11970006191180985,0.11559661260785017,0.11187487644038731,0.10721883570563083,0.10718156970736901],"twin_dists":[0.1495250962524793,0.17744123997362962,0.2009875925668498,0.20956762868508375,0.21505963143107096,0.2352563736763627,0.23783266335423964,0.24068791910668444,0.24089332859689416,0.24310560940983375,0.2475401666468224,0.25369218458919257,0.25647701814100843,0.25743725952114976,0.2576641754263956,0.25825329868761654,0.26108285886922517,0.2621274575194207,0.26289090954338645,0.2668282100880409,0.26760234862338983,0.26979208501884006,0.27183038630506745,0.27445545088045514,0.2744768145615463],"n_dims_used":45,"mean_confidence":0.9253777398003472},"coverage":{"mean_confidence":0.9253777398003472,"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}}