{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003314","490:4900003044","490:4900004127","490:4900012493","490:4900001420","490:4900001281","490:4900006761","490:4900003443","490:4900002291","490:4900001283","490:4900002450","490:4900001415","490:4900000765","490:4900007375","490:4900003037","490:4900006641","490:4900001679","490:4900003182","490:4900003578","490:4900001558","490:4900007495","490:4900001153","490:4900001282","490:4900004825","490:4900006031"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5890177738659672,0.5392201068660161,0.48147728316553673,0.47852929976190833,0.4572325190844777,0.4305948813496811,0.42550785273723707,0.41240201668003745,0.4096054830684033,0.3987414728572707,0.39839209562273453,0.388241830822098,0.3844182827479899,0.3672975497552074,0.3669695234564662,0.3460423436624883,0.34243024773552455,0.34056340250582096,0.3391801008828934,0.33448514529816686,0.3267099182839915,0.32608700956660597,0.3260627401315977,0.32208882427711366,0.31734733851686064],"twin_dists":[0.1336255013507327,0.14434559600064248,0.15702424152353853,0.157682586772547,0.16247949516700783,0.168595652282278,0.16978046957103785,0.17286061408702133,0.17352328198132994,0.17611689312249518,0.17620082689224126,0.17865432301099787,0.1795863198395624,0.18381557861131426,0.18389754828169164,0.1892065921755277,0.19013973560888559,0.19062406938356966,0.19098387066158856,0.19221097756245725,0.19426398167190861,0.19442961462174857,0.19443607146726358,0.19549694888546276,0.19677235523649753],"n_dims_used":45,"mean_confidence":0.917230224609375},"coverage":{"mean_confidence":0.917230224609375,"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}}