{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004605},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004946","480:4800004498","480:4800004342","480:4800005018","480:4800004863","480:4800004181","480:4800004845","480:4800005542","493:4930002394","480:4800004463","480:4800004458","480:4800004927","480:4800004949","481:4810002001","480:4800004088","493:4930001288","480:4800004259","481:4810003683","480:4800004325","480:4800003948","481:4810003431","480:4800005013","480:4800005827","480:4800005102","481:4810004362"],"twin_admin_codes":[480,480,480,480,480,480,480,480,493,480,480,480,480,481,480,493,480,481,480,480,481,480,480,480,481],"twin_sims":[0.5389060663789401,0.5211563814691078,0.47643987463534204,0.47068275678573546,0.43728229833910287,0.39135910497486304,0.3643823133050665,0.3451838460533968,0.3444596739662515,0.3115335411614509,0.2996099173651283,0.28670120406961613,0.2840336345179887,0.28370605409805383,0.2762385240892662,0.2726601528962332,0.2644737948728437,0.24041308129809288,0.23951950298943997,0.23542863683052023,0.23530912787901473,0.23003665319730143,0.22775147423262732,0.2233926441811797,0.21940965616318214],"twin_dists":[0.1444136553576227,0.14827379811920077,0.15814998699745067,0.15944133504691244,0.16704669419766704,0.17789768220073482,0.18454535381157544,0.18942790502629245,0.18961481686183235,0.19835097987411593,0.20164233814799085,0.20529329728332602,0.20605991230347345,0.20615435174192684,0.208325363046455,0.20937838800735206,0.21181992228479826,0.21928388295489534,0.2195701296577717,0.22088954445555145,0.22092831356477005,0.22265174091525003,0.22340678991000917,0.22486103720412107,0.2262065162549407],"n_dims_used":43,"mean_confidence":0.9163371241369913},"coverage":{"mean_confidence":0.9163371241369913,"n_dims_used":43,"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}}