{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000490","490:4900000710","490:4900000275","490:4900000403","490:4900000601","490:4900000409","490:4900000682","490:4900000325","490:4900000276","490:4900000904","490:4900000506","490:4900000497","496:4960008368","490:4900001200","490:4900004321","490:4900000227","490:4900000434","496:4960008859","490:4900001025","490:4900000231","490:4900000414","490:4900003349","490:4900004025","490:4900000575","490:4900000493"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,496,490,490,490,490,490,490,490],"twin_sims":[0.7793998456435319,0.7601165586015,0.725037803156851,0.709037543420394,0.6420740518353446,0.6255587195353833,0.6143912850480655,0.6041587129151874,0.5743953378377344,0.5707181765269332,0.5614448648153738,0.5431898648512316,0.5344924432385588,0.5316330882301867,0.531248663055364,0.5220565600990134,0.5181074656317287,0.5129545932612781,0.4893689544545751,0.48730968423836146,0.48544061117419596,0.46980848596093394,0.4602689760186507,0.45195475114697053,0.4509056642408926],"twin_dists":[0.09169379493508685,0.09619193875702758,0.10414791882206738,0.10770139739979351,0.12225482728462911,0.12579872087018232,0.1281912219643151,0.13038238733645055,0.1367618901446515,0.13755170624808993,0.1395460967551662,0.1434859026686622,0.1453710015268583,0.14599206210792584,0.1460756129975998,0.14807734591053806,0.14893977615387646,0.15006747764536396,0.15526803924965402,0.15572546294814574,0.15614114784436434,0.15963789747114152,0.16179090263215115,0.1636803183278297,0.16391962505931268],"n_dims_used":45,"mean_confidence":0.9158298068576389},"coverage":{"mean_confidence":0.9158298068576389,"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}}