{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012105},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012175","490:4900012170","490:4900008544","490:4900011240","490:4900010581","490:4900009519","490:4900011504","490:4900010052","490:4900011570","490:4900010667","490:4900010144","490:4900011506","490:4900011377","490:4900010659","491:4910005415","490:4900011443","490:4900010582","490:4900011370","490:4900009942","490:4900011444","490:4900012103","490:4900011171","490:4900011308","490:4900010235","490:4900010033"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.09452916716710463,0.025791166728522132,0.01688866454710667,0.014576975317855541,0.009533675318844486,0.007990838489585152,0.005246756297051187,0.0038807656334956535,0.0035390737312569268,0.003099241551906978,0.002949319420317006,0.0025590663484546866,0.0023636678055080204,0.0023471315011731318,0.002007670613488874,0.0015726141324806419,0.0015463756621944982,0.001370337521475719,0.0011395520003156766,0.0011204330911747118,0.0010919046359499631,0.0010569811072129141,0.00104977467559519,0.0008476956221285117,0.0008092139520857429],"twin_dists":[0.28209066584075815,0.35127259063024735,0.3710463242592798,0.37767858320053893,0.39618850342117534,0.40363434395794445,0.4208472590298409,0.43276559940542864,0.43634311100454626,0.4414432813926629,0.4433337804994025,0.4487013283317752,0.45167727876116776,0.45193938001142214,0.45773268124263267,0.4666459545863855,0.46725372878434457,0.47159635704148534,0.47814699882810835,0.4787435027944059,0.47965135282824556,0.4807931223764996,0.48103307132578116,0.48847274077154773,0.49007435956980344],"n_dims_used":45,"mean_confidence":0.8905093722873264},"coverage":{"mean_confidence":0.8905093722873264,"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}}