{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003051","466:4660013547","490:4900002761","487:4870000540","466:4660007497","487:4870002746","466:4660013911","487:4870001776","487:4870002549","487:4870002376","487:4870002745","487:4870001939","487:4870001585","487:4870004429","487:4870002747","490:4900001169","487:4870001284","490:4900002144","487:4870011300","490:4900000792","487:4870009884","487:4870001191","487:4870011159","487:4870001304","466:4660007494"],"twin_admin_codes":[490,466,490,487,466,487,466,487,487,487,487,487,487,487,487,490,487,490,487,490,487,487,487,487,466],"twin_sims":[0.390209357998323,0.3456305375959622,0.33284545294020945,0.3293776936081794,0.3119284197818279,0.30468352083302724,0.29593532458408506,0.2942056578666036,0.28747833886253515,0.2873744533268469,0.2818960363018454,0.26636595276199215,0.263890853380487,0.2522331206955173,0.2521993919917454,0.24821672368554226,0.24712674201580712,0.2406229062198445,0.23368895942403684,0.22483501386266994,0.2235231812423209,0.22301210418862893,0.22299484135529984,0.22235997707101884,0.22169724635415533],"twin_dists":[0.1781764244837559,0.18931271570595776,0.1926417375313234,0.1935565790570905,0.19824323043173073,0.20023273955535686,0.20267198554472643,0.20315925602727297,0.20507076795188015,0.20510049425469637,0.20667735928868128,0.2112514755236994,0.21199556181081208,0.21556047185837954,0.21557093578300085,0.21681284630858585,0.21715495462617257,0.2192167683604938,0.22145517886783983,0.22437774490494475,0.22481721301278124,0.22498889041335146,0.22499469379949896,0.2252083297368372,0.22543177766149877],"n_dims_used":43,"mean_confidence":0.9099420946697856},"coverage":{"mean_confidence":0.9099420946697856,"n_dims_used":43,"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}}