{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004042","480:4800003963","480:4800004884","480:4800003887","480:4800004797","480:4800005564","480:4800004047","480:4800004799","480:4800005554","480:4800005135","480:4800004041","480:4800004127","480:4800004048","494:4940003367","480:4800005313","480:4800004974","480:4800003809","480:4800004126","493:4930001369","480:4800004207","480:4800005396","480:4800004874","480:4800005641","493:4930005965","494:4940008427"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,480,480,493,480,480,480,480,493,494],"twin_sims":[0.6682262832973288,0.6446472652563943,0.607588702593938,0.5086026319174594,0.47483345600846966,0.44453259219207714,0.43957416772272045,0.41760728400518743,0.37807562906722214,0.3757888036290098,0.3668877145971874,0.3603457980134761,0.35072875442302426,0.34444894733957737,0.3344616543182481,0.32313864602382414,0.31327079719451256,0.3104680023736096,0.30733355318439437,0.2946285756451938,0.29035429943625907,0.29002173521232816,0.2871076273197721,0.286527759339538,0.2795293252125382],"twin_dists":[0.1166166468308957,0.12170174844163878,0.12964793170394687,0.15102211165175478,0.1585097931625271,0.16537790107164782,0.16651801779453268,0.17163234617802064,0.18114218464869877,0.18170624234819446,0.18391799701260805,0.1855607077812997,0.1880035493273439,0.18961758701505085,0.19221714070328189,0.19521598338509621,0.19787752032045478,0.19864212059334752,0.19950189290845685,0.2030399584647137,0.20425036358596677,0.2043449830255616,0.20517687463627912,0.20534301181266346,0.20736430028223257],"n_dims_used":43,"mean_confidence":0.9215382420739462},"coverage":{"mean_confidence":0.9215382420739462,"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}}