{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000804},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001254","469:4690000030","478:4780002108","485:4850004117","470:4700008947","489:4890001127","485:4850008695","489:4890001253","489:4890001317","470:4700006983","470:4700007086","489:4890001246","479:4790000054","470:4700006976","479:4790000391","478:4780000536","485:4850003588","466:4660010253","489:4890001537","496:4960005451","489:4890002800","485:4850003274","496:4960006398","485:4850008764","479:4790000036"],"twin_admin_codes":[489,469,478,485,470,489,485,489,489,470,470,489,479,470,479,478,485,466,489,496,489,485,496,485,479],"twin_sims":[0.13263329041891653,0.09813555796967695,0.06607407793041889,0.03962808599726094,0.036925383791553926,0.03690694936724606,0.028703422977996818,0.024338040627295263,0.024090371193874683,0.02324058001473784,0.022563911353506706,0.021503845209398468,0.02107853433300634,0.020426721789344682,0.02035303052375807,0.017109516541763504,0.01464963821293083,0.013726369084053114,0.013146878484155935,0.011451021933818398,0.010829065814054862,0.01048427828245824,0.010371048663559111,0.009975738861446875,0.00991823380648993],"twin_dists":[0.26105529045321896,0.2798429366227198,0.3027484767459693,0.3300047685719348,0.3335957636537906,0.33362101146433415,0.3460973011807706,0.3540462705321749,0.3545332325274272,0.35623771161084133,0.35763403843961805,0.35989640599751305,0.3608314399618172,0.36229681124698765,0.36246503381791667,0.3704552427650714,0.37745644760264363,0.380354306752833,0.38226237960114484,0.3883084846017591,0.39072676286777486,0.39212110116909454,0.39258791783203373,0.39425407720089134,0.3945013355962581],"n_dims_used":45,"mean_confidence":0.8984409756130642},"coverage":{"mean_confidence":0.8984409756130642,"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}}