{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012285},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012351","490:4900003436","490:4900001547","490:4900005763","490:4900012354","490:4900005773","490:4900012706","490:4900012500","490:4900004415","490:4900012566","494:4940008310","490:4900006399","490:4900005107","490:4900012648","490:4900002279","490:4900005233","490:4900012771","490:4900004961","490:4900005882","490:4900003710","490:4900005900","490:4900004970","490:4900004140","490:4900006018","466:4660008259"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.6156789343890692,0.5581322980071483,0.44314573179615235,0.43126214511291866,0.4303076320413045,0.4294090252304293,0.39852825822403665,0.39276953119099145,0.3832729277867706,0.3813774772873071,0.37589467972065904,0.36560046737809543,0.3471858820075404,0.34371724534662274,0.3399214377798847,0.3353310686092924,0.334361836057525,0.3289457955269327,0.3254665104815437,0.3202626658114835,0.31921489068677866,0.316930690321785,0.3075973004173443,0.29260194738510703,0.28242152359921185],"twin_dists":[0.12791544711228492,0.14025954602388346,0.16569629138019054,0.16844066595665594,0.1686624021463005,0.16887133417414402,0.176168111435302,0.17755626305580058,0.17986635967482176,0.18033068028103758,0.18168009052383643,0.18424005580966682,0.18891224880806332,0.18980665747198613,0.1907909487852909,0.19198919586924343,0.19224333184748438,0.19367088886977837,0.1945947811454088,0.1959869089906332,0.1962687353740009,0.19688493991161227,0.19942935395527644,0.20361255856026667,0.20652531036572513],"n_dims_used":45,"mean_confidence":0.9115292019314236},"coverage":{"mean_confidence":0.9115292019314236,"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}}