{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009488},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009487","490:4900009177","490:4900009289","490:4900011682","490:4900010804","490:4900012153","490:4900010208","490:4900009301","490:4900009692","490:4900010387","490:4900010464","490:4900007860","490:4900007958","490:4900007961","490:4900010014","490:4900010111","490:4900010641","490:4900008751","490:4900009804","490:4900004256","490:4900003968","490:4900004255","490:4900010558","490:4900009897","490:4900010095"],"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":[0.6906080915725863,0.5237801678766157,0.43910434157671313,0.4309292644384521,0.41712618073365315,0.4142344128064072,0.41328159994990754,0.4099754915826838,0.406900249520142,0.40620307491710844,0.38215170526736614,0.3631633253484251,0.35302494338586093,0.35143952105620946,0.35007775635376265,0.3396438890499618,0.32988424647386444,0.32731269081486997,0.30617393038530116,0.30447424830770214,0.2941864576219302,0.2892418452165085,0.27990657157337445,0.2722210581147766,0.26128214915044606],"twin_dists":[0.11174984995914047,0.14770140840369633,0.16662630633087502,0.16851797245496916,0.17174559294885097,0.17242747076069337,0.17265259341860098,0.17343549104334663,0.1741662113017954,0.1743322092794859,0.18014088734734973,0.18485137691547332,0.18741717098513686,0.18782182730619285,0.18817015928053085,0.19086315021692693,0.19342261542149183,0.19410386917669037,0.19982125296585604,0.20029061072871188,0.20316467447890996,0.20456712728675336,0.20725456825152203,0.2095081859414169,0.21278454823878298],"n_dims_used":45,"mean_confidence":0.9160018920898437},"coverage":{"mean_confidence":0.9160018920898437,"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}}