{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005479},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005858","493:4930005367","496:4960012398","496:4960000228","493:4930005005","493:4930005365","493:4930004864","496:4960000332","493:4930004139","493:4930005001","496:4960000462","493:4930003626","496:4960000343","496:4960008621","496:4960000282","496:4960000517","493:4930004291","493:4930004133","493:4930004581","496:4960000805","496:4960012362","496:4960001763","496:4960005888","496:4960000340","496:4960000174"],"twin_admin_codes":[493,493,496,496,493,493,493,496,493,493,496,493,496,496,496,496,493,493,493,496,496,496,496,496,496],"twin_sims":[0.651566376483153,0.5161350011832344,0.3889562384710497,0.3608800905228737,0.323438779191229,0.30501518004751166,0.2847211186917825,0.24988904147474536,0.23508856746069665,0.2189533149994851,0.21674802930425663,0.20678810319768837,0.20395225669251305,0.20229050573586013,0.20178937789246307,0.1951570076288372,0.19034285551695054,0.18195479858018457,0.18189507173610137,0.1810901856558618,0.17717641744135668,0.16808771800449002,0.16525117247637555,0.16068343794852757,0.1606452572197952],"twin_dists":[0.12021299356110543,0.14937112228595595,0.1784806670136269,0.18542597998220864,0.1951357518587278,0.20014107132176273,0.20586192800831637,0.2162898294477625,0.2209998979632975,0.22636171191145368,0.22711477710872086,0.2305819508193214,0.2315898717437907,0.23218496253217386,0.232365080361617,0.23477850988132823,0.23656617935272328,0.2397580813889582,0.2397811770747897,0.24009294145759028,0.2416230515195745,0.24527162648720272,0.2464392749254208,0.24835038577140628,0.24836652539649665],"n_dims_used":45,"mean_confidence":0.9225507100423177},"coverage":{"mean_confidence":0.9225507100423177,"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}}