{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002015","477:4770000752","485:4850008060","477:4770001142","477:4770001606","477:4770001312","500:5000004484","485:4850008016","477:4770000651","499:4990000699","500:5000005866","500:5000003990","477:4770003954","500:5000005543","477:4770001551","477:4770001147","499:4990000355","500:5000001559","479:4790000342","477:4770000506","485:4850000449","499:4990003334","500:5000006007","477:4770003840","485:4850007717"],"twin_admin_codes":[500,477,485,477,477,477,500,485,477,499,500,500,477,500,477,477,499,500,479,477,485,499,500,477,485],"twin_sims":[0.43192836805039453,0.3969379177647576,0.3901329662701645,0.3697597819308913,0.34078103437927426,0.31866232402182165,0.31769457197193607,0.293311725298972,0.2904989738386243,0.27534633296969613,0.2522506970594691,0.2398791204328726,0.23876720983271577,0.23262297824719533,0.22772363452266833,0.22736978611372385,0.22499526291184863,0.20759622328599073,0.20078694098760308,0.19551855773153143,0.18864786023477295,0.17984225718966748,0.17711714424841093,0.17593612719091897,0.16972435185813292],"twin_dists":[0.16828601836600895,0.17655053815578697,0.17819495835043914,0.18320146206099014,0.1905675340239658,0.19641757193490142,0.19667859119765096,0.20341175269465078,0.20420922173218148,0.2085871263231044,0.215555019356147,0.21945484739220453,0.2198116561574089,0.2218031350462023,0.2234160192874615,0.22353339171640177,0.22432417800055077,0.23029645848406413,0.23272630644888592,0.23464549667829643,0.2372030974776901,0.2405782579873908,0.2416464083226467,0.24211295580362405,0.2446043569463738],"n_dims_used":45,"mean_confidence":0.9195716857910157},"coverage":{"mean_confidence":0.9195716857910157,"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}}