{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002644},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002859","477:4770002643","477:4770002640","477:4770002562","477:4770003022","477:4770002639","477:4770002861","477:4770003015","477:4770002641","477:4770002695","477:4770003023","477:4770002855","477:4770002935","477:4770003177","477:4770003010","477:4770002778","477:4770003004","477:4770002709","477:4770002105","477:4770002944","477:4770003187","477:4770003183","477:4770002563","477:4770002229","477:4770001856"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8671462454888488,0.8405340513683954,0.8348276338060652,0.8345501218164525,0.8292556463482372,0.8251777633154076,0.8165658493876636,0.8165281694638878,0.8116686097384198,0.8067723200973828,0.8003156395758257,0.7992112585662918,0.7907040742427373,0.7881011404143297,0.7684630284135041,0.7659792815221491,0.7544353474884714,0.7516076141432856,0.750057276569741,0.7288303821677063,0.7277723652990595,0.7238759500680467,0.7129918211004415,0.7114666875284659,0.7099649845782746],"twin_dists":[0.06934559110141694,0.0765527896659487,0.07803933095699661,0.07811115857533892,0.07947359195626194,0.08051305796356305,0.08268175882132739,0.0826911721253945,0.0838999517969995,0.08510769030407733,0.08668556878060599,0.08695384786584699,0.08900553550509778,0.0896282358200592,0.09425753559810153,0.09483508647867142,0.09749858526585067,0.0981460874823174,0.09850030912342314,0.10329950011251036,0.10353643729959695,0.10440733396640535,0.1068268508812834,0.10716442555583457,0.1074964827763345],"n_dims_used":45,"mean_confidence":0.9211110432942708},"coverage":{"mean_confidence":0.9211110432942708,"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}}