{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000574","470:4700002573","470:4700000308","470:4700000685","470:4700001139","470:4700000777","470:4700000458","470:4700002544","470:4700000483","481:4810003690","470:4700001450","481:4810004295","470:4700002912","470:4700007527","470:4700000459","470:4700008259","493:4930000472","481:4810002590","472:4720001443","488:4880005482","470:4700001605","470:4700000182","470:4700002571","470:4700002916","488:4880005937"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,481,470,481,470,470,470,470,493,481,472,488,470,470,470,470,488],"twin_sims":[0.643298195976838,0.5760725186880667,0.5376982228089817,0.5369656195128212,0.5273198199961009,0.5038217842841978,0.4977220042032497,0.4933713364697478,0.47958508542612605,0.4771998654495724,0.4690848971806735,0.4338207197962895,0.42759415788087796,0.42657248130633235,0.419900814567701,0.4144862839915783,0.41110388932149444,0.39689888605361834,0.3927581676094518,0.3919241901070911,0.3863003916874238,0.3832428786568615,0.3824573595064519,0.35853150258483885,0.34632775991898707],"twin_dists":[0.12199175023206066,0.13640181727597123,0.14467549214474673,0.14483436168256011,0.1469302448913838,0.15207328384871238,0.15341839416949987,0.1543806367783282,0.15744665982532072,0.15797990191720895,0.15980067556488184,0.16784727894069162,0.16929384894278537,0.1695320272208122,0.17109323571184457,0.1723679982261263,0.17316797359188002,0.1765599328673093,0.1775590115325011,0.17776082439433594,0.17912700559713834,0.17987371208374017,0.18006601065312042,0.18601896560982512,0.18913307882363717],"n_dims_used":43,"mean_confidence":0.9125756552053053},"coverage":{"mean_confidence":0.9125756552053053,"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}}