{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001947","481:4810000308","488:4880002116","488:4880001344","488:4880001614","488:4880001524","488:4880001613","488:4880001607","481:4810000201","488:4880001946","481:4810000074","481:4810000224","481:4810000275","481:4810000353","481:4810000167","481:4810000305","481:4810000416","481:4810000363","481:4810000763","481:4810000467","488:4880001255","481:4810000825","481:4810000522","470:4700000046","481:4810000221"],"twin_admin_codes":[488,481,488,488,488,488,488,488,481,488,481,481,481,481,481,481,481,481,481,481,488,481,481,470,481],"twin_sims":[0.870020564855495,0.8078999961957468,0.7746896798299622,0.7654211104139282,0.7220749606223096,0.7174941782943606,0.6868661814816128,0.6535225981993816,0.6312379837670524,0.6288221694485626,0.6267338315769849,0.6227101948288103,0.6199163297609493,0.6132354211605555,0.6127714516715285,0.6096849121913059,0.6094628079271728,0.6026487063491129,0.5993767165760708,0.5908998133753877,0.5833868974059868,0.5815022334883126,0.5765195238474602,0.573332066278972,0.5680961285181929],"twin_dists":[0.06853594455825494,0.0848304113112277,0.09280215872845271,0.09496465237128923,0.10480900445976853,0.10582825530565283,0.11256691545301847,0.11979162088338005,0.12458102597363993,0.1250991055883327,0.1255468313576718,0.12640918699985507,0.12700778811381153,0.12843875934280438,0.12853811902009646,0.12919907112141982,0.1292466308031953,0.13070572900087746,0.1314064093009355,0.13322220746725205,0.13483257289370648,0.1352367596826477,0.13630586677443873,0.13699021636310554,0.13811522905605553],"n_dims_used":45,"mean_confidence":0.9210522121853298},"coverage":{"mean_confidence":0.9210522121853298,"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}}