{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950001774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950002121","495:4950001995","495:4950002048","495:4950001881","495:4950002083","495:4950001993","495:4950000933","495:4950002082","495:4950000922","495:4950002081","495:4950002120","495:4950001991","495:4950001030","495:4950001938","495:4950001721","495:4950000929","495:4950001983","495:4950001988","495:4950001771","495:4950001994","495:4950001715","495:4950001722","495:4950001535","495:4950002033","495:4950001078"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495],"twin_sims":[0.6322938444068931,0.43799421613165684,0.41302797505302363,0.40646146337113687,0.3989505281418066,0.3869587064284062,0.3736493091194208,0.3600177383904433,0.32819573957185383,0.31007555463629144,0.28580684342591567,0.24379778347434294,0.23257034891360767,0.20889539725555625,0.20526810908680418,0.19238744249285006,0.17872631813318862,0.16773665591912046,0.15832867389809085,0.1367442507071824,0.1359362634764215,0.135778286551771,0.1324028079401122,0.1307997684749367,0.115370965722403],"twin_dists":[0.12435454003221064,0.16688235614043279,0.17271255571885297,0.17427067196772603,0.1760666860956914,0.17896659990927147,0.18223548204971626,0.1856434821551207,0.1938696015280886,0.19874949446200008,0.20554984200401238,0.2182058480458541,0.2218203413489065,0.22983907090590727,0.23112100502376215,0.2358031471403589,0.24101426914025373,0.24541536561694474,0.2493510466140405,0.25907553885011,0.25946108814161734,0.2595366709474307,0.2611676434702723,0.26195317772086296,0.2699142167899905],"n_dims_used":45,"mean_confidence":0.9069059583875868},"coverage":{"mean_confidence":0.9069059583875868,"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}}