{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003827","480:4800003837","480:4800004138","480:4800004136","480:4800003990","480:4800003828","480:4800003913","480:4800004229","480:4800003332","480:4800003761","480:4800002801","480:4800002891","480:4800003684","480:4800003912","480:4800003903","480:4800003144","480:4800004137","480:4800003334","480:4800002980","480:4800004219","480:4800003753","480:4800005583","480:4800004822","480:4800004304","480:4800003062"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.697018166083959,0.549645594751552,0.4337420168682346,0.3600495051028887,0.35579277284994487,0.328218826708837,0.2724473314461668,0.2664439125350344,0.2579699262032251,0.2348209627396355,0.2238415274002198,0.21547593348617367,0.20194481962155758,0.18994149464438506,0.17533415952512002,0.16243386417434216,0.1515937289934406,0.14972391204020305,0.1487181790378096,0.14865565426500685,0.1433757337944174,0.14084283148949295,0.1356553028642983,0.13187207636300435,0.1308828193109598],"twin_dists":[0.11034651972633637,0.14209023701721513,0.16786551075118056,0.18563546525308722,0.18671297758748373,0.19386348131285513,0.20944128268385317,0.211228108668447,0.21379346752734116,0.22108680997274857,0.22471040858284175,0.2275515213203664,0.23230917786908367,0.23671663679935964,0.24235161481401557,0.24761342301089562,0.2522743749769749,0.25310283610949025,0.2535516022720894,0.25357957512426027,0.2559737903358124,0.2571456260475309,0.2595955571627991,0.2614269195292461,0.26191230278362726],"n_dims_used":42,"mean_confidence":0.9169880094982329},"coverage":{"mean_confidence":0.9169880094982329,"n_dims_used":42,"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}}