{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001289","497:4970001372","497:4970001454","497:4970001373","665:6650000964","665:6650000163","665:6650000083","665:6650003580","497:4970001111","665:6650000915","665:6650000120","665:6650000140","497:4970001202","665:6650004554","492:4920000139","665:6650000104","492:4920002704","483:4830000344","665:6650004474","665:6650002897","665:6650001824","491:4910003339","483:4830000267","665:6650004125","665:6650000064"],"twin_admin_codes":[497,497,497,497,665,665,665,665,497,665,665,665,497,665,492,665,492,483,665,665,665,491,483,665,665],"twin_sims":[0.046531723285160816,0.03962287004986664,0.03503523671151247,0.023729306919166995,0.022187989887944928,0.01616120804985884,0.016136213559102924,0.011115460341459098,0.010223986767445887,0.008280938064528334,0.007921073700393383,0.007114998136671619,0.004334943789386825,0.0033809501498042027,0.003359572547749702,0.0033513288122189477,0.003124391316189085,0.0030734143965289455,0.002950445219302485,0.0021561306754021826,0.0016943235911942333,0.0016701556244758079,0.001503499211496104,0.001469490397819282,0.0014241769723498032],"twin_dists":[0.3216915797784024,0.33001149650618533,0.3362420608866649,0.3552509730672697,0.3584255447322891,0.373042461109512,0.3731124380926814,0.3895982791291306,0.3932010396367374,0.4021413720035014,0.4040006206361328,0.40845682391778554,0.4284301916065317,0.43810645713148755,0.4383505999255021,0.43844512622859405,0.4411343606435096,0.44176291513156607,0.44331926004700145,0.4550962158012686,0.46394365182380076,0.4644656847770715,0.4682676853917552,0.46909110056417563,0.47021600043767553],"n_dims_used":45,"mean_confidence":0.920965576171875},"coverage":{"mean_confidence":0.920965576171875,"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}}