{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005680","491:4910002416","491:4910002765","491:4910002260","490:4900006923","490:4900005821","491:4910002067","490:4900005938","490:4900005679","490:4900007416","491:4910001010","490:4900005150","490:4900005825","491:4910002207","490:4900005823","490:4900005561","490:4900006316","491:4910002467","491:4910002866","491:4910001686","490:4900007896","490:4900005817","490:4900007542","490:4900011289","490:4900003911"],"twin_admin_codes":[490,491,491,491,490,490,491,490,490,490,491,490,490,491,490,490,490,491,491,491,490,490,490,490,490],"twin_sims":[0.350142670284599,0.15623966619946153,0.15572209634245418,0.13935435709351593,0.10700275970002891,0.10637069536790676,0.1040750711344019,0.10381061158210413,0.09956404898671059,0.05668043458777084,0.05153243369806371,0.03174637309542941,0.028969981085657476,0.01630034338797764,0.016066485540084028,0.014396855995624104,0.013613058345752948,0.011241181080767892,0.010353047032553494,0.010272051250088845,0.009743618976668655,0.008999625119614947,0.008561332507169051,0.008396749500181653,0.008226935334826107],"twin_dists":[0.18815353858285322,0.2502478920259973,0.2504714454510601,0.2578415998739773,0.2745794022157639,0.27494310310622216,0.2762783433433146,0.2764336334258243,0.27897052772188863,0.31117483742443736,0.31629404974980957,0.3411512216719997,0.3456465033590089,0.3726546537417087,0.3733081601623644,0.3782334597753758,0.38072172758642486,0.3891110455050874,0.3926625516835888,0.39299979267406093,0.39526005272625064,0.398635235507597,0.40074222292882733,0.4015584151360815,0.4024157043114269],"n_dims_used":45,"mean_confidence":0.8955651177300348},"coverage":{"mean_confidence":0.8955651177300348,"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}}