{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002435","493:4930001200","493:4930003284","493:4930000231","496:4960007765","493:4930002261","493:4930001748","493:4930002602","493:4930001777","496:4960005198","493:4930003435","488:4880003044","493:4930003650","493:4930003649","493:4930001333","493:4930003636","481:4810001231","470:4700006400","470:4700003046","470:4700006653","470:4700004810","493:4930000874","493:4930001625","481:4810001025","470:4700000864"],"twin_admin_codes":[493,493,493,493,496,493,493,493,493,496,493,488,493,493,493,493,481,470,470,470,470,493,493,481,470],"twin_sims":[0.6697220655454954,0.45619888809850073,0.442463306129546,0.43698870586939237,0.43695854681806023,0.4070673016760781,0.3933467300559313,0.3886693392121531,0.3687430737979513,0.3654992667064208,0.357659990794868,0.3486536147078702,0.34790011053847514,0.3438122630714763,0.34289723051758114,0.3400706805985689,0.3321477161372177,0.3192232804217082,0.31731685144709026,0.30437638826431695,0.29284186303723925,0.29060851375898317,0.2878878983916678,0.2858009099607358,0.28552485605350963],"twin_dists":[0.11629279243117853,0.1627142719977186,0.1658531010519681,0.16711449744999424,0.16712146350604004,0.174126454782673,0.1774167062030848,0.17855038753081295,0.18345479576611307,0.18426539953970575,0.1862395157839418,0.18853520681755379,0.1887286679263785,0.18978209298843454,0.19001880235872343,0.1907521378896056,0.1928253892272202,0.19626647667449112,0.19678059047547863,0.20031768036331496,0.20354465087263493,0.20417807938019278,0.20495363725937166,0.20555154560949077,0.20563082920090656],"n_dims_used":45,"mean_confidence":0.9234302944607204},"coverage":{"mean_confidence":0.9234302944607204,"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}}