{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010704},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010533","490:4900010701","490:4900011542","490:4900010617","490:4900010882","490:4900009055","490:4900010616","490:4900011677","490:4900011798","490:4900010879","490:4900010443","490:4900009980","490:4900012075","490:4900010532","490:4900010075","490:4900010272","490:4900010870","490:4900011722","490:4900011327","490:4900009673","490:4900010439","490:4900010619","490:4900010885","490:4900010881","490:4900010784"],"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":[0.41911867034643807,0.32007785987661663,0.3159528450002974,0.30836885559343585,0.2553367858525001,0.24182553430592985,0.23571281151685597,0.23212000679022127,0.22898578966612676,0.21835078886829698,0.21253802969882588,0.19890495377286432,0.19301496097020845,0.17870743126575628,0.16982045290485132,0.16523699400632938,0.1614069266209965,0.15848302833503294,0.15531754887527233,0.1431432434729079,0.11622973229624221,0.11539637263719231,0.10873083430267602,0.10489758628601478,0.09612771896197658],"twin_dists":[0.17127694312166739,0.19603657971943095,0.19714949749472108,0.19921735688264722,0.21460138001215992,0.21883282626085543,0.22079740890363872,0.22196767812333398,0.22299833955488718,0.22656695591721174,0.22856687313461974,0.2334078463649054,0.23557009384827782,0.24102166506774095,0.24456531969819256,0.24644514760150796,0.24804508028357325,0.2492851228732348,0.25064655977015515,0.2560807064288691,0.2694503828723769,0.26990045608797864,0.2735934766313809,0.2757973204298952,0.2810861719667459],"n_dims_used":45,"mean_confidence":0.9125820583767361},"coverage":{"mean_confidence":0.9125820583767361,"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}}