{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000865","480:4800001184","480:4800000902","480:4800000421","480:4800000910","480:4800000559","480:4800000454","495:4950001686","480:4800000455","480:4800000943","480:4800000951","495:4950001115","480:4800000452","480:4800000860","480:4800001064","480:4800000901","480:4800000671","480:4800000982","480:4800000453","480:4800000952","480:4800000981","480:4800001016","480:4800000821","480:4800001021","480:4800000746"],"twin_admin_codes":[480,480,480,480,480,480,480,495,480,480,480,495,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9670406337628384,0.8732316456377844,0.8689921341774225,0.8581633982287937,0.8219105149945234,0.8126818098646172,0.797916060866073,0.7941175182889388,0.7923887613238152,0.7334820208473805,0.7281922434442051,0.724683461726093,0.7153876642730188,0.7083904108437217,0.6991105791742828,0.6951618913892013,0.6895586904639062,0.6795046968907845,0.6713115014093016,0.654111138298533,0.6507919711350578,0.6505449061509664,0.6392015317143007,0.6384866105454402,0.6302276254214463],"twin_dists":[0.03362458451018344,0.06762319340910489,0.06882642188546813,0.0718338024201717,0.0813399574556716,0.08364877349391989,0.08726790013672975,0.0881854120491614,0.08860127520516742,0.10225538796316294,0.10344243161036241,0.1042270594605674,0.10629585254939493,0.1078443067390377,0.10988737901677274,0.11075339958579025,0.1119791454122952,0.11417011008745942,0.11594846480180059,0.11966480572833244,0.12037974249627337,0.12043293492297008,0.12287190273481256,0.12302543059692111,0.12479772070720778],"n_dims_used":42,"mean_confidence":0.9003611973353794},"coverage":{"mean_confidence":0.9003611973353794,"n_dims_used":42,"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}}