{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001170","490:4900001182","490:4900000096","490:4900000282","490:4900000830","490:4900002039","490:4900000511","490:4900002354","490:4900005785","490:4900002337","490:4900001026","490:4900001431","490:4900001036","490:4900001888","496:4960008253","490:4900000957","496:4960008766","490:4900002808","496:4960008579","490:4900001606","490:4900000087","490:4900000670","490:4900000164","490:4900001032","470:4700004415"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,496,490,496,490,490,490,490,490,470],"twin_sims":[0.5223280472903654,0.4695404186363685,0.4670611564601854,0.4587956545673835,0.42799213706780287,0.4131892157420129,0.38193844095560564,0.37863345037559104,0.371858074314883,0.33862580446597657,0.3308600460389103,0.330021830034458,0.3249592771198396,0.32371041354297647,0.3232638848097118,0.32261462627783744,0.3154411051597228,0.30644013409666004,0.29633265050700974,0.2923127069610619,0.28536702811380327,0.282393331528343,0.28138084836399346,0.28106275211790605,0.280528454684022],"twin_dists":[0.14801811276051313,0.15969819182418532,0.1602563893871416,0.16212481114994895,0.16920113351199287,0.17267443315203898,0.18019314814040313,0.18100484719622434,0.18267972150876605,0.191128266165664,0.19316487210897682,0.19338624940859506,0.19472992797514463,0.19506317437338624,0.1951824995365949,0.1953561638662232,0.19728813420657654,0.19974787884279457,0.20256029089511965,0.20369447146000563,0.20567617860699572,0.20653346335179898,0.20682659470275255,0.20691882085703034,0.20707387305499603],"n_dims_used":45,"mean_confidence":0.9150265163845486},"coverage":{"mean_confidence":0.9150265163845486,"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}}