{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001367","491:4910002783","491:4910001421","491:4910001479","491:4910002536","491:4910002286","491:4910002291","491:4910002234","491:4910003129","491:4910002982","491:4910003170","491:4910002233","491:4910003032","491:4910003211","491:4910003221","491:4910002586","491:4910002832","491:4910002284","491:4910003251","491:4910002527","491:4910002182","491:4910003254","491:4910002624","491:4910001038","491:4910003081"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6373375655161506,0.4161918554250135,0.38517886206698776,0.355457671095357,0.31326844480286964,0.3086694499400684,0.29975089504966124,0.2885217152539289,0.28844169123854185,0.28432573467995026,0.2558288943354683,0.25336193556819786,0.2338224403371593,0.2180319208039053,0.20998902382566187,0.20921016733646652,0.2086695215571853,0.20859466785953298,0.2038865024495134,0.2000990841773325,0.1939303408298351,0.19257202358980322,0.19181101416345703,0.18937973514073364,0.18632729910566526],"twin_dists":[0.12327214464858319,0.17196568350923427,0.17940057776513832,0.1867980832388303,0.19787816041168438,0.19913484639059206,0.20160298310570018,0.20477256718015777,0.20479541547305682,0.20597575696284523,0.2144499898379095,0.21521078316222594,0.22141168165038985,0.2266757287523338,0.22945554724854203,0.22972854455132724,0.22991845333496982,0.22994477304806127,0.23161335570725822,0.23297489314227782,0.23523107586551742,0.23573454091487298,0.23601769322357566,0.23692759626937782,0.23808161392855048],"n_dims_used":45,"mean_confidence":0.8984280904134114},"coverage":{"mean_confidence":0.8984280904134114,"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}}