{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005315","477:4770003242","489:4890005229","489:4890005230","477:4770003308","468:4680004402","477:4770002680","489:4890005416","489:4890005121","489:4890005371","477:4770003459","477:4770003153","477:4770002842","489:4890004399","477:4770003454","477:4770002999","477:4770002918","477:4770003316","477:4770003307","468:4680001909","477:4770002995","468:4680002561","477:4770003381","468:4680002741","489:4890004950"],"twin_admin_codes":[489,477,489,489,477,468,477,489,489,489,477,477,477,489,477,477,477,477,477,468,477,468,477,468,489],"twin_sims":[0.6006940217954693,0.57979307777854,0.5581330376143346,0.5338044673086376,0.525969334010635,0.5142629167728778,0.49643018773435105,0.48094214268135177,0.48053753606917005,0.46320082449241634,0.46219544999731,0.4583379287754219,0.44969786304325454,0.434333284535996,0.4314450829910682,0.42851378555648806,0.4268187748994808,0.4137816861916555,0.4136507495608437,0.4110024833292077,0.40860673071903914,0.40788095762439086,0.40771339146729774,0.39201296687832815,0.3891366786222847],"twin_dists":[0.13112430656284293,0.13560339466625773,0.1402593866639317,0.14552036973674148,0.1472243311837678,0.14978088901085493,0.15370385372993103,0.15714365390302346,0.1572339666293608,0.16112756431586947,0.16135486561279255,0.16222862660274975,0.16419539291845245,0.1677285739480095,0.16839819170801837,0.16907966100955507,0.16947458854119737,0.1725344092061357,0.1725653471647934,0.1731920014794125,0.17376042772980674,0.173932917222015,0.1739727607947891,0.17773933194133423,0.17843682993814822],"n_dims_used":45,"mean_confidence":0.9219119601779514},"coverage":{"mean_confidence":0.9219119601779514,"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}}