{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002010","480:4800002125","480:4800002303","480:4800002154","480:4800002260","480:4800001392","480:4800002263","480:4800001776","480:4800002257","480:4800001660","480:4800001954","480:4800001721","480:4800002114","480:4800002535","480:4800001716","480:4800001836","480:4800002162","480:4800002209","480:4800001835","480:4800001389","480:4800001447","480:4800002207","480:4800002009","480:4800001610","480:4800002004"],"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":[0.797492999702977,0.6849722295468932,0.6462788649702819,0.5047306454875683,0.5013233581250871,0.48258239042763684,0.4804067481691418,0.4763697733790878,0.4720944321974512,0.4666987107656603,0.4522674632387172,0.4455777008569966,0.44049679506558054,0.4235053322006038,0.411489292195704,0.4003922483280947,0.3886083113419718,0.38053009632612933,0.3591248071240699,0.32760501546997073,0.31330511644587306,0.3114946346107425,0.3107287091339045,0.3082483322084754,0.30811676358893625],"twin_dists":[0.08737034718137433,0.11297990327731887,0.12135089981064175,0.15187324714237807,0.15262368354612335,0.15677777799852946,0.1572631651169105,0.1581656800213514,0.15912420675038036,0.1603380776054189,0.1636090255826837,0.16513822048413546,0.1663054964916175,0.17024847957832634,0.17307667701654794,0.17572076604610276,0.17856522127841104,0.18053861850890437,0.18586897749466003,0.19402627858769275,0.19786818228354938,0.19836160041789716,0.198570834067502,0.19925045247367593,0.1992865895720493],"n_dims_used":43,"mean_confidence":0.9205543163210846},"coverage":{"mean_confidence":0.9205543163210846,"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}}