{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810000054","481:4810000175","488:4880001517","481:4810000055","470:4700002877","481:4810000311","488:4880001695","481:4810000222","488:4880001339","481:4810000706","481:4810000143","481:4810000063","481:4810000127","481:4810000216","481:4810000650","481:4810000828","481:4810000252","481:4810001622","488:4880001696","481:4810001082","481:4810000697","481:4810001454","481:4810002509","481:4810000312","481:4810000199"],"twin_admin_codes":[481,481,488,481,470,481,488,481,488,481,481,481,481,481,481,481,481,481,488,481,481,481,481,481,481],"twin_sims":[0.7435175731010206,0.6681752769110068,0.6497272829991216,0.5876631228636543,0.5648304812612096,0.5498278972115698,0.5396043415622842,0.5151225464376367,0.4911529116548259,0.45422695352436776,0.4284460046282256,0.4284026446532181,0.4229592566650672,0.4164368230889952,0.4159296467593886,0.4067902446820943,0.3976401792634866,0.38695340777188547,0.37995941062009253,0.3780386817281581,0.37302043368547255,0.3611927019475979,0.356925528447033,0.35184915629205654,0.351759763934552],"twin_dists":[0.09998865938701945,0.11662768721448895,0.12060894362660002,0.13391582720725265,0.13881749579891953,0.14205086556878874,0.14426233430702023,0.1495926855155791,0.15487223801947955,0.16316271019928424,0.16909544123204093,0.16910553649723342,0.17037626328388306,0.17190795820857965,0.1720274877353368,0.17419239516269772,0.1763815801077043,0.1789678904694422,0.18067878456960604,0.18115128468000832,0.18239132790816892,0.18534719866006122,0.18642559780873166,0.187717182818406,0.18774001336490742],"n_dims_used":45,"mean_confidence":0.9206876966688368},"coverage":{"mean_confidence":0.9206876966688368,"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}}