{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002101","480:4800001252","480:4800001866","480:4800001594","480:4800001984","480:4800001818","480:4800002144","480:4800001368","480:4800001937","480:4800001865","480:4800001760","480:4800002472","480:4800001309","480:4800001983","480:4800001985","480:4800001647","480:4800001475","480:4800001534","480:4800002527","480:4800001484","480:4800001816","480:4800001878","471:4710000642","480:4800001879","480:4800001418"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,471,480,480],"twin_sims":[0.44872117724428945,0.42128135572750175,0.3345932398377089,0.33260302695616906,0.3198480885170839,0.3030320653106225,0.27077028355598054,0.26418966098850755,0.2515730429328515,0.24645792688579746,0.23080241849042857,0.22207892699399184,0.21273726872516188,0.20271243176800283,0.17971093279330322,0.1565950750011891,0.14346756183925582,0.14142609538802028,0.13978387098478645,0.1357719892866715,0.13355398902230758,0.13317646800302574,0.12835836553805813,0.1195283732184972,0.11423756323609097],"twin_dists":[0.1644185947401674,0.17076933207551442,0.19218262069214828,0.19270552276589414,0.19609835835851278,0.20069005357132866,0.20993795934515008,0.21190550123227855,0.2157654153039811,0.2173653529611139,0.22239983165699434,0.22530303489443784,0.2284977164138734,0.23203354940334725,0.24062946829424672,0.2500946938466989,0.2559315965365198,0.2568744006927256,0.25764020306531094,0.25953968518976106,0.2606079384595904,0.26079108819065966,0.2631636065252226,0.2676928058653308,0.27053046562007965],"n_dims_used":43,"mean_confidence":0.9134152434593024},"coverage":{"mean_confidence":0.9134152434593024,"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}}