{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004722","489:4890004678","489:4890004295","489:4890004761","489:4890004732","489:4890004157","489:4890004314","489:4890004457","489:4890004350","489:4890004715","489:4890004364","489:4890004360","489:4890004257","489:4890004407","489:4890004355","489:4890004346","489:4890004077","489:4890004854","489:4890004312","489:4890004078","489:4890004463","489:4890004032","489:4890004154","489:4890004191","489:4890004207"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9567406745218925,0.9400194530601713,0.9170633408300359,0.9165737351036521,0.915520952013588,0.9124853467993624,0.9045932474407858,0.9004063054330556,0.8972955362086853,0.8969005250071169,0.8928729467383193,0.8908727699064615,0.8862354252253657,0.8860930539635268,0.8827892859220984,0.8797103278492521,0.8730894471619718,0.8714718030311762,0.8702375900949322,0.8654178040143127,0.8651701296235532,0.8632379336191441,0.8585997524344532,0.8563585736799896,0.8542950540556428],"twin_dists":[0.038624463676286865,0.04567990885090978,0.05404362382067847,0.05421004101385391,0.054566462291530636,0.05558362595114102,0.05815996091214034,0.05949021841173156,0.06046351339277827,0.06058622435176587,0.0618265270246453,0.062435370049981155,0.06382974889293377,0.06387219015704687,0.06485114242170421,0.06575359407023468,0.06766380242576428,0.06812452779286893,0.06847453294978967,0.06982922035923653,0.0698983259344058,0.07043579007948675,0.07171433791029926,0.0723264702259258,0.07288693420739766],"n_dims_used":45,"mean_confidence":0.9202626546223959},"coverage":{"mean_confidence":0.9202626546223959,"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}}