{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003282},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008370","490:4900012721","490:4900003283","494:4940008357","490:4900003149","490:4900003417","494:4940006766","490:4900003153","466:4660012561","494:4940008058","490:4900003150","494:4940007538","490:4900003418","466:4660009140","490:4900012811","490:4900013294","466:4660010813","466:4660009154","490:4900003420","466:4660009310","466:4660011300","490:4900013009","494:4940007932","494:4940007198","494:4940008251"],"twin_admin_codes":[494,490,490,494,490,490,494,490,466,494,490,494,490,466,490,490,466,466,490,466,466,490,494,494,494],"twin_sims":[0.00032966265425670577,0.0001980991641634131,0.0001708593699506431,0.00016070288768048853,0.00015213505487272883,0.00011907269155052838,0.00008126050935544606,0.00007665683119085258,0.000058774335438220796,0.00005454255358086072,0.000054302545879170076,0.00004732478830695542,0.00004256176431436421,0.00004194022596084345,0.000037942451258052576,0.00003505656493484226,0.000034560926917397886,0.0000324905983302948,0.00003089227018245372,0.000030717882401088115,0.000026640189217333617,0.000024767026473286598,0.000022905647025313175,0.000021075818244644706,0.000019379184797894206],"twin_dists":[0.5200639159553836,0.5363279449618177,0.5409602057651715,0.5428676922837931,0.544567361999754,0.5521048745565275,0.5636567830836519,0.5653993535840658,0.5732691431937543,0.5754635611182883,0.5755928103862151,0.5796092286439457,0.5826880570167302,0.5831137453896384,0.5860042788280987,0.5882768851190472,0.5886850154349212,0.5904523223667181,0.5918916179495284,0.5920529205069179,0.5960967217567531,0.5981561900968339,0.6003553242379092,0.602689949816312,0.6050342354270063],"n_dims_used":45,"mean_confidence":0.9203783671061198},"coverage":{"mean_confidence":0.9203783671061198,"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}}