{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007119","490:4900006751","490:4900006641","490:4900007367","490:4900006742","490:4900007722","490:4900006279","490:4900006761","490:4900005623","490:4900006617","490:4900007605","490:4900004952","490:4900006999","490:4900003037","490:4900007623","490:4900001282","490:4900007480","490:4900004811","490:4900007608","490:4900006031","490:4900004127","490:4900007495","490:4900001533","490:4900001534","490:4900007240"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6910032852654281,0.6562208393628796,0.6010171549266657,0.569374236154393,0.550171115187866,0.5455977176848197,0.513131696005931,0.4932709628321666,0.4644739989339981,0.4574254883793392,0.4473122837346495,0.4182916042306035,0.412141990878175,0.3946649391650875,0.3938214331673025,0.3864742649944721,0.3852233986268257,0.3762294791752135,0.3718310552841841,0.36725642397928815,0.3647180956596461,0.36434195651606915,0.3636107569780307,0.3584916354451069,0.3583112000497768],"twin_dists":[0.11166346806139968,0.1192100510229586,0.1310551090489528,0.13784050557433342,0.1419767473685937,0.14296501394507857,0.1500286725575109,0.15440286545092682,0.16083996488454272,0.16243568578208206,0.1647408912529183,0.17147136021889084,0.1729221469276905,0.17709834138065553,0.177302002299218,0.17908462685621845,0.17938970684942587,0.18159741738902346,0.18268643050740443,0.18382585341723534,0.1844611475814354,0.18455547696995858,0.1847389903640229,0.18602904862918546,0.18607469073560365],"n_dims_used":45,"mean_confidence":0.9211817423502604},"coverage":{"mean_confidence":0.9211817423502604,"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}}