{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002060","498:4980002230","498:4980001420","498:4980002625","498:4980003561","498:4980002618","498:4980003315","498:4980002317","498:4980002394","498:4980002064","498:4980002468","498:4980002947","498:4980002756","498:4980003131","498:4980002681","500:5000010795","498:4980002745","498:4980002945","498:4980002613","498:4980003200","500:5000007243","500:5000007137","498:4980003507","500:5000007374","498:4980002691"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,500,500,498,500,498],"twin_sims":[0.5970586574584948,0.5525218943208675,0.478686587641963,0.3949305759850326,0.3706535325109702,0.36892701055845295,0.3583947771648733,0.35458650455124446,0.34295922233161735,0.34130565220282205,0.33584874284841765,0.3334929828505901,0.3190753995997242,0.3159426920861262,0.30769028380902685,0.303977441103975,0.3032218291340396,0.29932868974888,0.2985755661550574,0.2984437758018336,0.2979816841728676,0.28173987200962664,0.277418365225116,0.2750285287813917,0.2749326943661679],"twin_dists":[0.13190286138646887,0.14146929515727685,0.15764742848316174,0.17703424619544852,0.1829790518195442,0.1834089383825074,0.18605354798885237,0.18701952726232385,0.1900027551106168,0.19043133074711682,0.1918536232400616,0.1924714886154164,0.19630629430639995,0.1971522468091548,0.19940378908002737,0.20042808769983825,0.20063743153200697,0.20172087745815206,0.20193141768943637,0.2019682924636411,0.20209766063501794,0.20672257822806953,0.20797999737803666,0.2086804934670992,0.20870866146342362],"n_dims_used":45,"mean_confidence":0.9245480007595486},"coverage":{"mean_confidence":0.9245480007595486,"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}}