{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008579","494:4940008827","496:4960008482","494:4940008620","494:4940008499","494:4940008873","494:4940007687","494:4940008661","494:4940008188","490:4900003483","494:4940007894","496:4960009278","496:4960008377","490:4900000809","494:4940007163","496:4960008579","494:4940008402","494:4940008213","496:4960007661","490:4900000667","490:4900002283","490:4900000427","494:4940008237","490:4900001561","490:4900002454"],"twin_admin_codes":[494,494,496,494,494,494,494,494,494,490,494,496,496,490,494,496,494,494,496,490,490,490,494,490,490],"twin_sims":[0.6085224802435487,0.48478656877561904,0.4772141200977186,0.46451647008517605,0.4451402652266514,0.4294048997857476,0.41555575593886346,0.3849588921359741,0.3476365079373111,0.3389549197401975,0.33845619016263,0.31414315881858185,0.3140324117104135,0.31311433246124704,0.3125269394205998,0.3047895236703207,0.2937898680997834,0.2925817209675824,0.29173991601709615,0.2901766579780127,0.2900083163111134,0.283087255178688,0.2809637601588014,0.26900646178007254,0.26789310140615136],"twin_dists":[0.1294479835516016,0.15628672406640803,0.15797671258367554,0.16083037574940193,0.16523851384960653,0.16887229377849816,0.17211564513640856,0.17945427893806093,0.18879639956808997,0.19104251555278823,0.19117247649590416,0.19764033694536176,0.19767042682151298,0.19792010070097033,0.19808006234277412,0.2002034348491634,0.2032766418022677,0.2036182851199392,0.20385682796917137,0.2043008971684503,0.20434880225817845,0.2063329273460869,0.20694753465773857,0.21046238833684622,0.21079451518525996],"n_dims_used":45,"mean_confidence":0.9163355509440104},"coverage":{"mean_confidence":0.9163355509440104,"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}}