{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001716","485:4850008037","477:4770001328","477:4770002199","477:4770000813","485:4850008038","485:4850007881","477:4770004003","485:4850007963","477:4770002075","477:4770000874","477:4770000652","477:4770001550","485:4850008014","477:4770001727","485:4850007820","485:4850008036","477:4770002139","477:4770003850","477:4770001380","477:4770000779","477:4770001703","477:4770003851","485:4850007459","500:5000001182"],"twin_admin_codes":[477,485,477,477,477,485,485,477,485,477,477,477,477,485,477,485,485,477,477,477,477,477,477,485,500],"twin_sims":[0.7525723508018547,0.7099133792616688,0.6566609986046321,0.6543814528649774,0.6461945137207498,0.6375427399091073,0.6323317247704664,0.62764920646458,0.623813648650314,0.6203179921873917,0.6131502367463487,0.6119225408299103,0.6038769679905441,0.602895423618057,0.5997973594215668,0.5931714929658448,0.5857171672759288,0.5847682072431493,0.5768858057836336,0.5743426300926501,0.5710789438285508,0.5691418020948682,0.5674460413566105,0.5640416950944279,0.5628905718352568],"twin_dists":[0.09792538749466231,0.10750788799721508,0.11911513884558979,0.11960655314968259,0.12136904126664753,0.12322809483378283,0.12434641392752652,0.12535059459261477,0.12617272621788844,0.12692173789905817,0.12845700182050912,0.12871991040872957,0.13044271751911996,0.1306528981889019,0.13131632661668108,0.13273550354161803,0.13433295052222796,0.1345363961762943,0.13622724877930786,0.13677320758165962,0.13747419364385405,0.1378904610111461,0.1382549896736689,0.1389871961319102,0.13923490424147109],"n_dims_used":45,"mean_confidence":0.9222874111599393},"coverage":{"mean_confidence":0.9222874111599393,"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}}