{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011822","490:4900011755","490:4900011624","490:4900011362","490:4900010392","490:4900012094","490:4900010026","490:4900011496","490:4900011625","490:4900007886","490:4900008783","490:4900012093","490:4900010027","490:4900011294","490:4900012158","490:4900010308","490:4900011561","490:4900008774","490:4900010126","490:4900011431","490:4900008545","490:4900012022","490:4900008782","490:4900011497","490:4900012159"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7857050287440139,0.6479995636055198,0.5487674086233335,0.5451200262064134,0.4871301163310091,0.46656388371533264,0.4486486145736007,0.44155967196711654,0.42613066853541254,0.41823038194640433,0.40912379427558326,0.40057936504122704,0.3955399524371865,0.3793920107278175,0.3750319808340926,0.3673082983748052,0.33917496955129706,0.31942487659258795,0.31625950500990563,0.3059736353446121,0.3047434163179262,0.3022668534004864,0.2771282505643733,0.26284370916693794,0.2608332638855876],"twin_dists":[0.09019946087548698,0.12098075224482392,0.14227992711247112,0.14306832009555404,0.1557653779464019,0.1603684705678372,0.16443518475062904,0.16606088470151473,0.16963509771789262,0.17148575814803757,0.1736376232858173,0.17567591160024298,0.1768872856449653,0.18081824450856498,0.18189328576940245,0.18381289328630665,0.1909852068031796,0.19621221262088215,0.19706648037438798,0.19987648487791984,0.20021618059765325,0.20090244361166032,0.2080648370939839,0.2123116749137408,0.21292080796488708],"n_dims_used":44,"mean_confidence":0.8837859413840554},"coverage":{"mean_confidence":0.8837859413840554,"n_dims_used":44,"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}}