{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004795},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004794","490:4900005086","490:4900004930","490:4900005611","490:4900004649","490:4900007598","490:4900007594","490:4900008821","490:4900005612","490:4900009776","490:4900010369","490:4900010093","490:4900009775","490:4900010278","490:4900011928","490:4900010282","490:4900004933","490:4900008711","490:4900009383","490:4900009566","490:4900010457","490:4900008704","490:4900009992","490:4900009991","490:4900002264"],"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":[0.3937665535751526,0.3662767313455397,0.31185616068070104,0.30203305740736514,0.28606617406883855,0.272741008995054,0.2704962017350528,0.2538273645450577,0.24741134855565375,0.24481511324017885,0.23641057354688566,0.22661881315078566,0.22389166224511783,0.21539083646197288,0.20778211039271485,0.2067400403379473,0.20507226457187633,0.20461806151915413,0.20416229426335755,0.18718727219125317,0.18278239906094645,0.1797512033500524,0.17611247012451434,0.1689602414188488,0.15462278944171667],"twin_dists":[0.17731525973719398,0.1840707891861291,0.19826294174921963,0.2009673977496292,0.2054754042182499,0.20935450069226097,0.2100193119961426,0.2150668892799126,0.21706553300308687,0.2178837193310819,0.22057148712637747,0.22378289296612897,0.22469359767635214,0.22758079931885897,0.23023089565137264,0.23059895442027098,0.2311906580563622,0.2313523729647842,0.23151489209861523,0.2377551555921928,0.23943860755212185,0.2406137618623596,0.24204315221542616,0.24491531296355176,0.25094807682098486],"n_dims_used":45,"mean_confidence":0.9315936618381077},"coverage":{"mean_confidence":0.9315936618381077,"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}}