{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006944","490:4900007574","490:4900005714","490:4900006695","490:4900005319","490:4900005316","490:4900006817","490:4900006575","490:4900006217","490:4900005458","490:4900006452","490:4900004762","490:4900007208","490:4900007452","490:4900006943","490:4900005318","490:4900007071","490:4900005452","490:4900005190","490:4900007192","490:4900006939","490:4900005583","490:4900005974","490:4900005843","490:4900005050"],"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":[0.03355772871741033,0.01207493812447883,0.008102324371029751,0.0022521238148434804,0.001848512868518533,0.0016725993075671864,0.0014392115410836338,0.0014074965833953965,0.0013876700030975148,0.0012243033316560652,0.0011553557754082676,0.0010599345364959896,0.0008498750393301193,0.000738329824011662,0.0007243770718694403,0.0006829593921295704,0.0006314139002122173,0.00043020871296477024,0.00036202604684632266,0.00036137419166438377,0.00035485024606639207,0.00026211942091169623,0.0002564814464449269,0.00025539840437975787,0.00021332859350439742],"twin_dists":[0.33839659761582347,0.38599707958248225,0.4030549328555511,0.45347892159282016,0.4607661947259586,0.46441258541504055,0.469839149987931,0.4706384289865909,0.4711465922969508,0.47560963973056747,0.4776608832436896,0.4806952214129887,0.4883840681542016,0.4932194593683442,0.4938714873870392,0.49587824789012025,0.4985404018981721,0.5113572744012288,0.5170177377022818,0.5170765299609491,0.5176704756200949,0.5274474713083264,0.5281423667444944,0.5282774959003205,0.5339935089870518],"n_dims_used":45,"mean_confidence":0.9309891594780816},"coverage":{"mean_confidence":0.9309891594780816,"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}}