{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011745},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011205","490:4900010630","490:4900010472","490:4900010805","490:4900010632","490:4900008193","466:4660003610","490:4900008404","490:4900008625","490:4900007859","490:4900009089","490:4900008517","490:4900009300","466:4660004024","490:4900008956","490:4900008635","490:4900009287","490:4900008304","490:4900010970","490:4900010381","490:4900008519","490:4900011211","490:4900009496","490:4900011357","490:4900008529"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5269541086919708,0.5222813861978991,0.508952263027889,0.4919339544905369,0.4273047814896738,0.36558952650531207,0.3650569287019198,0.3554226593477049,0.3509286998283058,0.33788617385118874,0.33588872542440307,0.32930208325704075,0.3265678732558371,0.323826969608532,0.3117537591583662,0.3086657345880709,0.3024143576780879,0.2906344769870252,0.2777247922587612,0.274501943516173,0.2733700647934404,0.27250615599894484,0.27245509375440813,0.26627143140441006,0.26478922731072735],"twin_dists":[0.14700986701627242,0.14802829278565446,0.15094534019381903,0.15469908502333737,0.16936128596003677,0.18424279556720807,0.18437621593074396,0.18680697754807554,0.187952409764942,0.19132113997332534,0.19184315699914284,0.1935765847792915,0.19430173640042178,0.1950320423680404,0.19829087998292327,0.19913586593993365,0.2008614784287862,0.20417069902298138,0.20789044610624705,0.2088353436724776,0.20916880731576443,0.20942389536469852,0.20943898817402812,0.2112798120833115,0.21172498363031317],"n_dims_used":45,"mean_confidence":0.9172744750976562},"coverage":{"mean_confidence":0.9172744750976562,"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}}