{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002345","490:4900000694","494:4940004348","466:4660005933","490:4900000799","490:4900000704","487:4870003249","487:4870003369","466:4660005130","494:4940007855","487:4870002972","487:4870003248","494:4940006796","490:4900003492","487:4870003961","466:4660005242","487:4870002340","487:4870009879","490:4900001160","494:4940006372","487:4870002005","490:4900012419","487:4870002422","496:4960006902","466:4660005927"],"twin_admin_codes":[487,490,494,466,490,490,487,487,466,494,487,487,494,490,487,466,487,487,490,494,487,490,487,496,466],"twin_sims":[0.17760802637681314,0.11073318399408136,0.0752851944145885,0.06201551652270805,0.05970472964906687,0.04952967978135207,0.042332303486470296,0.040823109109417166,0.039940238434089254,0.03735249542493986,0.03443419536878567,0.03242962883228473,0.03115193569493838,0.03043288541666511,0.028434877171349945,0.026418189162366226,0.026202810286827433,0.026155485735724397,0.025189516550405473,0.02457376114020614,0.024174422437058137,0.02359954446615669,0.02355909127592972,0.023299590299656628,0.02320747613736681],"twin_dists":[0.24145314184016106,0.2724661330954835,0.2953879103678355,0.3062599394606114,0.30834424519346887,0.31840092440520695,0.32661328171864207,0.32848269402992425,0.32960348595536715,0.3330137638220269,0.3371089979503375,0.3400967631719618,0.34208451293311365,0.3432340434436566,0.34655511256566207,0.35011726654334446,0.35051142078626807,0.3505984014564158,0.35240419085104757,0.35358676932166316,0.35436748907078547,0.35551123312815647,0.35559262223839705,0.3561176204673325,0.35630519673574995],"n_dims_used":43,"mean_confidence":0.8959968921750091},"coverage":{"mean_confidence":0.8959968921750091,"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}}