{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002390},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002218","480:4800002219","480:4800002157","480:4800002437","480:4800001949","480:4800002501","480:4800002115","480:4800002163","480:4800002298","480:4800002452","480:4800002404","480:4800002110","480:4800002204","480:4800002491","470:4700004537","480:4800002541","480:4800002171","480:4800002342","480:4800001890","480:4800002105","480:4800001882","480:4800002453","480:4800002156","479:4790006232","479:4790006263"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,480,480,479,479],"twin_sims":[0.7047431830365353,0.6818406622698158,0.6278833465475496,0.6218716874912936,0.6205696815996612,0.6191061961795525,0.48668324610535146,0.4837642843923759,0.47244479050071375,0.43355171348884064,0.39843098818982187,0.3720761462046863,0.3493139223057727,0.3405583630691171,0.34024444795155984,0.3397259631301056,0.3343699592564979,0.32819070193520694,0.32504178690842556,0.3214107614179183,0.3187527386834289,0.31568524511574547,0.30855190969988,0.301250773413272,0.2940779072240937],"twin_dists":[0.10864865575356895,0.11366196077902295,0.12530039663440418,0.126588856342832,0.12686781584549256,0.12718133954821056,0.15586472934713597,0.15651438518153837,0.15904554905344798,0.1679096006885872,0.17619148174893626,0.18262558168100598,0.18836585435201342,0.1906253787333994,0.1907069608497142,0.19084179619663033,0.1922412002562311,0.1938709369967849,0.19470793616801768,0.1956786918997086,0.19639320837041546,0.19722197776840475,0.19916710464643525,0.20118494824642585,0.20319531214154254],"n_dims_used":43,"mean_confidence":0.9201852665391079},"coverage":{"mean_confidence":0.9201852665391079,"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}}