{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008039","490:4900009856","490:4900009764","490:4900009454","490:4900009344","490:4900009351","490:4900008691","490:4900010067","490:4900010157","490:4900007908","490:4900009854","490:4900009240","490:4900009232","490:4900009343","490:4900009859","490:4900009439","490:4900011163","490:4900008689","490:4900008126","490:4900009239","490:4900009241","490:4900009758","490:4900009230","490:4900008338","490:4900009849"],"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":[0.4566789358520028,0.41928881723323946,0.23204634998851897,0.22622116089533478,0.21346640160596528,0.18662522921857796,0.18562593475567918,0.18194633960117043,0.17639745649931696,0.14974335709275485,0.1491693715995075,0.1464479923505667,0.14049288654449035,0.12607463982211836,0.12405371038434873,0.11913936200673136,0.10835528049587952,0.09823153394120393,0.09237073970341822,0.09086044715868716,0.09051090803093767,0.08519479685665719,0.08433893614007157,0.07448746584606258,0.07004517182527115],"twin_dists":[0.16260521100796554,0.17123696721389015,0.2219917940280266,0.22391522994471963,0.22824500435222533,0.2379683957814256,0.2383486464820099,0.23976135205351584,0.24193044833966204,0.2530941814923379,0.2533500006932631,0.2545728735614216,0.2573087568179916,0.2643117275907786,0.2653409617314241,0.2678981315382104,0.27380670417445474,0.2797840111727358,0.283468437882652,0.2844476910841906,0.2846761607435801,0.28824032025159557,0.2888305609891573,0.2959955767328422,0.29947913073111054],"n_dims_used":45,"mean_confidence":0.9013497246636285},"coverage":{"mean_confidence":0.9013497246636285,"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}}