{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001383","489:4890000664","489:4890000389","489:4890001535","489:4890000426","489:4890000607","489:4890001262","489:4890000365","489:4890000349","489:4890000773","481:4810006141","489:4890000504","485:4850004172","489:4890000379","485:4850003066","489:4890000539","489:4890000238","489:4890000659","481:4810005779","481:4810005731","489:4890000354","489:4890000749","489:4890001202","489:4890000715","489:4890000663"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,481,489,485,489,485,489,489,489,481,481,489,489,489,489,489],"twin_sims":[0.9095463632249675,0.8690424675867882,0.8439479517326195,0.7715222752071045,0.741230715735237,0.7050267527523375,0.7009941376616274,0.6954122124981689,0.6923982038740114,0.6917361987033752,0.6835697951793095,0.6718879036944089,0.6595847931272153,0.6567604051041466,0.6430200154652431,0.6410231306023383,0.6375860744854066,0.6362056404020624,0.6161522836046254,0.6117111048954562,0.6102644334429276,0.6100729052076236,0.6060717295337821,0.6056555481980229,0.600410345403861],"twin_dists":[0.056554130167427524,0.06881222591077041,0.07565441492026423,0.09354384922966123,0.10050696911923142,0.10858618311967796,0.10947360124273724,0.11069855528467462,0.1113584251328507,0.11150322077839979,0.1132854756849668,0.11582354481578754,0.11848436639290977,0.11909370201873613,0.12205153893113341,0.12248062602175855,0.1232187909378479,0.12351513500586934,0.12781406593995676,0.12876518796483935,0.12907497605482976,0.12911598886748402,0.1299727565847655,0.13006187228601734,0.1311850551733622],"n_dims_used":45,"mean_confidence":0.919571516248915},"coverage":{"mean_confidence":0.919571516248915,"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}}