{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001181},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001176","480:4800001120","480:4800001015","480:4800000859","480:4800000901","480:4800000860","480:4800000981","480:4800001112","480:4800001121","480:4800001017","495:4950001224","495:4950001561","480:4800001019","480:4800001061","480:4800001113","480:4800001182","480:4800001062","480:4800001056","480:4800000858","480:4800000360","480:4800000900","480:4800001118","495:4950001334","480:4800001177","480:4800000452"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,495,495,480,480,480,480,480,480,480,480,480,480,495,480,480],"twin_sims":[0.9175744231133083,0.8875283322815813,0.8526314076340913,0.8442229602003144,0.8416941744550149,0.8224037307928869,0.817411190801746,0.8068643339873792,0.7835081706548593,0.7808277971949787,0.7694015850408086,0.7517757062000086,0.7063836533757696,0.6914632050650374,0.6893131976793618,0.6828974531549665,0.6827682476709286,0.6712271443376636,0.6695354805059055,0.6649868394297721,0.6614264798733458,0.658750788961798,0.6449802602168007,0.611545459637983,0.6079448145949159],"twin_dists":[0.05386945351460368,0.06344334393394725,0.07333664842697657,0.0755817404772024,0.07624828040126481,0.08121546059306733,0.08247040522122374,0.08508508479950527,0.09072154324673155,0.09135645871493175,0.09403885607575149,0.09810764891297882,0.10828709683589265,0.11156291630344027,0.11203276844671536,0.11343190025006798,0.11346003384129492,0.11596674467386778,0.11633319994819522,0.11731743364446605,0.11808675806717575,0.11866434845025658,0.12163015355441746,0.12880065957159298,0.1295716782510269],"n_dims_used":42,"mean_confidence":0.9001344953264508},"coverage":{"mean_confidence":0.9001344953264508,"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}}