{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001914},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002069","490:4900002377","490:4900003121","490:4900001915","490:4900002228","490:4900002526","490:4900002976","490:4900002676","490:4900004222","490:4900002380","490:4900002542","490:4900001773","490:4900001771","490:4900002378","490:4900003516","490:4900002977","490:4900001115","490:4900003809","490:4900002528","490:4900002675","490:4900001497","490:4900003117","490:4900002997","490:4900002079","490:4900001916"],"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":[0.6002790143063376,0.4625850470047047,0.40114956804616386,0.38724990219215943,0.37899864553506785,0.37533301817981246,0.35239252524042697,0.25121597844750937,0.2311408055061505,0.2231138613834706,0.20850492031030665,0.20367263265235544,0.1957640056965343,0.19325376607657568,0.18480815180520319,0.18168627241735827,0.17696613619934437,0.15437533458679492,0.14575044289049924,0.1307646741078965,0.12506538240977724,0.12375624904738125,0.11292414192918658,0.11272141098861387,0.11015639845166338],"twin_dists":[0.13121317960067633,0.1612667625146145,0.1755392846409085,0.17889568805751616,0.1809149881138181,0.18181886439168207,0.18757847296171315,0.2158764209568017,0.22228868998370052,0.22495468796006038,0.22997633814898766,0.23168977470094254,0.23455529430887634,0.235481542886517,0.2386609007814425,0.23986195951789843,0.24170593868893792,0.25105570869956295,0.25488902409610315,0.26197045591723367,0.26482415084562283,0.2654935287038945,0.27125050742457874,0.2713622223188556,0.27278924119693687],"n_dims_used":45,"mean_confidence":0.91304931640625},"coverage":{"mean_confidence":0.91304931640625,"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}}