{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001825","498:4980000487","498:4980001818","498:4980001736","498:4980002352","498:4980001726","498:4980000626","498:4980001633","498:4980001914","498:4980002087","498:4980001526","498:4980002006","498:4980002969","498:4980002174","498:4980001732","498:4980002260","498:4980002344","498:4980001527","498:4980003217","498:4980001827","498:4980002088","498:4980002256","498:4980002345","498:4980002003","498:4980002912"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.8051197414369275,0.766541224428013,0.7604396026493163,0.7580115871127969,0.7019300676990373,0.6961881062931963,0.667212144612474,0.6578511108631314,0.656805118459362,0.6566497952409237,0.6544815261127789,0.6536411264007954,0.646555278077329,0.6402386138747612,0.6335142430544215,0.6252887452165006,0.6247505603723988,0.6243523363835751,0.6213255342594607,0.6194787041598975,0.61639938990388,0.607753880132504,0.6065353817128218,0.6035149413717158,0.593204573018522],"twin_dists":[0.08551310739378169,0.09470456152976478,0.0961174026703273,0.09667698538500928,0.1092678294331075,0.1105285128855007,0.11683612039743671,0.118858452732053,0.1190840594666579,0.11911755479170669,0.1195849863511597,0.11976608274413422,0.12129144911944201,0.12264915555129872,0.12409271723222151,0.1258565863685756,0.12597193450706784,0.12605728106553904,0.126705875248332,0.12710154001042437,0.12776114011322026,0.12961256263588652,0.12987347619481762,0.13052023882424796,0.1327284168098383],"n_dims_used":45,"mean_confidence":0.9294804890950521},"coverage":{"mean_confidence":0.9294804890950521,"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}}