{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002275","500:5000002159","500:5000001460","500:5000001469","500:5000001038","500:5000001459","500:5000001157","500:5000002400","500:5000002272","485:4850006930","500:5000000262","485:4850008475","485:4850004346","500:5000001212","500:5000000847","500:5000000900","485:4850004213","485:4850006929","500:5000001199","500:5000001061","500:5000001663","500:5000001041","500:5000000846","485:4850004621","500:5000002157"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,485,500,485,485,500,500,500,485,485,500,500,500,500,500,485,500],"twin_sims":[0.6571567665103649,0.6098373590901058,0.5418714635644658,0.5381370521802874,0.5207062131244229,0.4970818790931471,0.4751156417302833,0.44410326905664527,0.42000105345169325,0.4166782768665956,0.4019394333621694,0.3950395767068534,0.39314158805217153,0.3882025610601507,0.3852347569116714,0.38001694003666053,0.3726281607460485,0.37000718491288476,0.36977244010989635,0.360585030685645,0.3602242522417431,0.3543131013712113,0.35208130950496486,0.3514117736796132,0.3508574409547447],"twin_dists":[0.11900822129996678,0.12916642722240937,0.143771287129763,0.1445803494436391,0.148372071050869,0.1535598196231238,0.15844656028649343,0.1654764226498001,0.17106970243549463,0.17185107519787632,0.1753501692504327,0.17700795130596483,0.17746629514170187,0.17866387294702685,0.179386934504755,0.18066465016862296,0.18248860529377975,0.18313986900166393,0.1831983102031563,0.18550037002012462,0.18559137111988452,0.18708908233822158,0.18765790568565488,0.18782891788859543,0.18797063373119627],"n_dims_used":45,"mean_confidence":0.9218427022298177},"coverage":{"mean_confidence":0.9218427022298177,"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}}