{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011114},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009581","490:4900008950","490:4900010434","490:4900010947","490:4900011855","490:4900005737","490:4900011193","490:4900009986","490:4900007715","490:4900006371","490:4900006730","490:4900011187","490:4900013137","490:4900005866","490:4900012326","490:4900011270","490:4900011263","490:4900009047","490:4900009051","490:4900011656","490:4900006250","490:4900011786","490:4900007939","490:4900011934","490:4900006727"],"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":[0.26394788878487224,0.16908725737266736,0.14104775263817212,0.11382848267298255,0.09427580407026678,0.07877890233764738,0.06735988397983493,0.06735362107712854,0.06180482431945841,0.05485965249593929,0.05401236425290287,0.044088476118628976,0.03446621231637077,0.03081003192902739,0.030054892116731048,0.025000321920941086,0.023554044707353037,0.019261650948347506,0.017266591012759805,0.016685603587872015,0.01642748663391813,0.015857843250946,0.01497674633063116,0.013930120970346972,0.013868786454717199],"twin_dists":[0.21197836643008586,0.24486355368562604,0.25705023988183134,0.2707540444928809,0.2822510995725191,0.2927861852841675,0.30167277844746637,0.3016779772383882,0.3064473144193555,0.3129396921610176,0.31377752954598465,0.32450729766598413,0.33706249339837385,0.34262824175851775,0.34384769438613644,0.3527648604221205,0.35560278409140494,0.3650207506774132,0.3700389125054127,0.3715958060118765,0.37230280623432455,0.3738982984794901,0.37646832693346466,0.3797003104164175,0.3798962862817302],"n_dims_used":45,"mean_confidence":0.9150846693250868},"coverage":{"mean_confidence":0.9150846693250868,"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}}