{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002499","480:4800002064","480:4800002217","480:4800001896","480:4800001831","480:4800002009","480:4800002065","480:4800002067","480:4800002114","480:4800002448","480:4800001951","480:4800002493","480:4800002122","480:4800002497","480:4800002216","480:4800001776","480:4800002264","480:4800002109","480:4800001660","480:4800001558","480:4800002540","480:4800002391","480:4800002303","480:4800002207","480:4800002108"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4491843037529223,0.4478197217957487,0.4436906025082018,0.4374605677733951,0.4348373792713893,0.42851847028901496,0.3790172702988455,0.3729946894448175,0.33899295115190203,0.32545270947513816,0.29756285804758864,0.2633949004218845,0.25451547553837156,0.2541166572461581,0.24625506027853064,0.2412368301346127,0.23906103732091186,0.23376076273423,0.21608009486101598,0.20946105268335669,0.20833817124328025,0.20560288631031265,0.20174187535464588,0.19680325053664519,0.19306770003548518],"twin_dists":[0.16431273382488748,0.16462476634854048,0.16557115633271657,0.1670055328301349,0.16761188522696666,0.1690785703847963,0.18091040647248607,0.18239771051891449,0.19103260939900837,0.19459845672693335,0.2022150178811613,0.21214518271154814,0.21485445689485033,0.2149775348614584,0.21742924402587904,0.2190206165108239,0.21971726291898183,0.22143177840991254,0.22734388076149237,0.22964053127891412,0.23003501002375676,0.23100204513003667,0.23238216990633564,0.23417423709638416,0.235550531197635],"n_dims_used":43,"mean_confidence":0.9206204968829488},"coverage":{"mean_confidence":0.9206204968829488,"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}}