{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001823","500:5000002030","500:5000001578","500:5000001357","500:5000000719","500:5000001259","500:5000002279","500:5000001310","500:5000001583","500:5000001577","500:5000001356","500:5000001517","500:5000001258","500:5000001018","500:5000002266","500:5000000780","500:5000001355","500:5000002035","500:5000002282","500:5000001522","500:5000001804","500:5000001247","500:5000001370","500:5000002390","500:5000002020"],"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":[0.8627760699960255,0.8379051923926809,0.8240089659687483,0.8197754024856581,0.8120633200348422,0.8108531255592615,0.80552667807453,0.8022408006399431,0.7985431315060132,0.7975277535888661,0.7909421567370769,0.7899921977075415,0.7883536957465116,0.7860196780424819,0.7798718574507522,0.7648367829077003,0.7623678292260069,0.7574970098040317,0.7467036179113632,0.7399651799179804,0.7383961084468533,0.7330336137608945,0.7329694450130623,0.7278672648729307,0.7257592078128117],"twin_dists":[0.0705638340645669,0.07723991186046807,0.08080946065858413,0.08187757300108597,0.0838021530471537,0.08410179723289606,0.08541337760208273,0.08621679783042425,0.08711592933988746,0.08736193378073688,0.08894846416815211,0.08917606562788373,0.08956791683641614,0.09012455698048595,0.09158235706475588,0.09510020176835271,0.09567195520984827,0.09679539336055042,0.0992647173422867,0.1007933376515289,0.10114794267654334,0.102356211799027,0.10237063698996593,0.10351519314657855,0.10398672973924396],"n_dims_used":45,"mean_confidence":0.9220940483940973},"coverage":{"mean_confidence":0.9220940483940973,"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}}