{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001487","490:4900001354","490:4900000118","493:4930000394","490:4900000106","490:4900003762","490:4900000249","490:4900001070","490:4900000436","496:4960008033","490:4900000155","490:4900000165","490:4900003491","496:4960006638","490:4900000234","490:4900004047","490:4900000091","490:4900005403","490:4900000719","490:4900000296","490:4900000620","466:4660004097","490:4900000031","490:4900000506","466:4660000265"],"twin_admin_codes":[490,490,490,493,490,490,490,490,490,496,490,490,490,496,490,490,490,490,490,490,490,466,490,490,466],"twin_sims":[0.24630599926369384,0.24590586961202504,0.16898132636495464,0.1612916644912945,0.13816190595757646,0.12289107016310041,0.10333020605521942,0.10096357317059165,0.09433133061934906,0.09359334112597371,0.09147375545106005,0.08988717937207187,0.08103999759769902,0.07444805937556277,0.07366082800154437,0.06922520979840163,0.06809830241321223,0.057645546107272114,0.05723460767441519,0.05679357515299576,0.056684315395813985,0.056478249845678404,0.05492897653985975,0.054528876551136425,0.05413409395948286],"twin_dists":[0.21741319805599713,0.2175392979164925,0.2449067188665865,0.24809365319537105,0.2584031736786124,0.26593886793078386,0.27671651700377337,0.2781252662786002,0.2822159101858446,0.28268494390259363,0.2840484893079786,0.28508559096207287,0.2911513991099706,0.2960257303622746,0.2966308342576507,0.30014160807619994,0.30106256383855995,0.310258287417487,0.3106469886680187,0.3110667262082452,0.3111711261768032,0.3113684792013849,0.3128716166576624,0.31326549471385773,0.31365649089403014],"n_dims_used":45,"mean_confidence":0.9173091464572483},"coverage":{"mean_confidence":0.9173091464572483,"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}}