{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001266","490:4900003172","490:4900005632","490:4900001974","490:4900001672","490:4900001398","490:4900006635","490:4900001835","490:4900001678","490:4900001692","490:4900001542","494:4940008504","490:4900003303","494:4940006812","490:4900001271","490:4900003856","490:4900004534","490:4900001978","490:4900003175","490:4900003437","490:4900004686","494:4940008656","490:4900001819","490:4900002122","490:4900001265"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.4142548606187485,0.3748007116719303,0.2860811165055179,0.28256396152029223,0.2553160058480632,0.24901891814991284,0.23784323817207498,0.22656589093117221,0.21219556875754522,0.20034837970064434,0.19856678535685096,0.18984943664343046,0.1856167516758764,0.18304431823614062,0.1810756280059878,0.17696041043859986,0.17582287654521875,0.172696445546172,0.17040365994230489,0.16962429662548031,0.167447299289695,0.1668408411373045,0.16330213947621613,0.15918048955939262,0.15562445251032306],"twin_dists":[0.17242264198232884,0.18195047919584248,0.20547111640408733,0.20648412565172247,0.21460777675115467,0.21656167959082628,0.22010897948591798,0.22380049636511348,0.22868584544909157,0.2328847315444716,0.23353078114653814,0.2367511777415483,0.2383521474832141,0.2393377131736636,0.24009858922762364,0.24170819660813753,0.24215781122172775,0.24340432335182532,0.2443287544200909,0.24464501729514712,0.2455340029297676,0.24578313298119478,0.24724999780674192,0.24898782363241265,0.25051368153304254],"n_dims_used":45,"mean_confidence":0.9183397081163195},"coverage":{"mean_confidence":0.9183397081163195,"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}}