{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000527","500:5000000583","500:5000000580","500:5000000638","500:5000000189","500:5000000584","500:5000000147","500:5000000088","500:5000000231","500:5000000526","500:5000000532","500:5000000087","500:5000000582","500:5000000173","500:5000000142","500:5000000137","500:5000000148","500:5000000581","500:5000000521","500:5000000425","500:5000000054","500:5000000372","500:5000000531","500:5000000537","500:5000000116"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9816211695316563,0.9751044850892773,0.9582503963507722,0.9366178781023924,0.8725326397357002,0.8630746788578562,0.8333890664098784,0.8311723440562264,0.8234742861686715,0.7877897248828539,0.7483995911743562,0.7458869924282729,0.7436802834826141,0.7288343460095484,0.7279177437080339,0.7185650647366751,0.6884606290029488,0.6815985758098038,0.677634410733923,0.6687185242818537,0.6677928807480457,0.6673790678639081,0.6627090904194066,0.6509894534483145,0.6502701085492039],"twin_dists":[0.025015471186334768,0.029162910263346876,0.03792964828245608,0.04699945567629382,0.06782264489657623,0.07048106848707825,0.07841121577999557,0.07898208047909114,0.08094483135225083,0.08970258340869754,0.09887846015441039,0.09945048019296605,0.09995174007133138,0.10329861205721658,0.10350389234162176,0.1055902778743857,0.11221894432551387,0.11371464694756533,0.11457658787581557,0.11651009034006084,0.11671045081700222,0.1168000013513516,0.11780971408074635,0.12033722270508848,0.12049209424207989],"n_dims_used":44,"mean_confidence":0.9166566675359552},"coverage":{"mean_confidence":0.9166566675359552,"n_dims_used":44,"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}}