{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010245","490:4900010328","490:4900009960","490:4900010330","490:4900009946","490:4900010062","490:4900009944","490:4900010066","490:4900010068","490:4900009864","490:4900011087","490:4900009964","490:4900008805","490:4900010775","490:4900009334","490:4900011088","490:4900010342","490:4900010321","490:4900010161","490:4900010341","490:4900010060","490:4900010586","490:4900010757","490:4900010164","490:4900010252"],"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":[0.7307954851655852,0.4129754354536561,0.3341404072338779,0.3285887684239221,0.2546568872029204,0.23984542806831385,0.2120327519020811,0.1922012978956416,0.1735567996047284,0.17261966505235954,0.1635541140875385,0.15021826132944488,0.13069791971983657,0.12509389119657033,0.12310290140932939,0.1142745062777726,0.1091940644382088,0.10535877186354846,0.10523330880615277,0.1032409678206171,0.09808994482900614,0.09519820448801816,0.09506029472999256,0.094781766761715,0.09221511097130108],"twin_dists":[0.10285889382462052,0.17272497919340363,0.19230144735888619,0.193765445062852,0.2148108457163647,0.21946564335493476,0.22874245430533965,0.23587238095218796,0.24305970277351316,0.24343513791232327,0.24714479341529078,0.2528830673083083,0.2620033311158913,0.2648096332687487,0.2658296105568605,0.27051030512463514,0.2733312536636376,0.27552889335587577,0.2756018268376209,0.2767691772108931,0.27987095713879295,0.2816686428487926,0.2817554435593373,0.2819310525449966,0.2835687579027148],"n_dims_used":45,"mean_confidence":0.8919080946180555},"coverage":{"mean_confidence":0.8919080946180555,"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}}