{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000994","500:5000001320","485:4850007429","470:4700007561","500:5000001151","499:4990002779","485:4850007444","485:4850006484","485:4850008621","485:4850008317","499:4990002215","485:4850008826","488:4880000253","485:4850008280","470:4700001251","485:4850004697","470:4700006536","485:4850007361","489:4890002628","500:5000006401","474:4740005768","485:4850007292","485:4850002683","488:4880001601","475:4750002881"],"twin_admin_codes":[500,500,485,470,500,499,485,485,485,485,499,485,488,485,470,485,470,485,489,500,474,485,485,488,475],"twin_sims":[0.215248528138339,0.19151235527887409,0.18423050591335277,0.1258340421980943,0.12280997119469908,0.10943534936526646,0.09545385676977657,0.09273235595944886,0.08592721352397793,0.08263445055651782,0.07874068617729754,0.06437789297632135,0.06424236434294361,0.06382086738102205,0.05707658992253393,0.05662897016912738,0.05165190523766107,0.04852545078017905,0.045272730995053245,0.04480863082477855,0.040757812725067656,0.040653069038636615,0.03873202412004657,0.03860926010370013,0.037457751397932254],"twin_dists":[0.22762977854632083,0.23612903058704887,0.2388820500089545,0.26443360114328274,0.2659807347566946,0.2731950093373781,0.2815079962702521,0.28323585058090855,0.28773895315960646,0.29002043795914345,0.29281413766897646,0.30419394058375504,0.30431077359819014,0.304675419885852,0.31079706873846225,0.3112240731115127,0.3161705339995748,0.31948420964131014,0.32312659648744363,0.32366402981380044,0.3285648826112178,0.328696955872515,0.33117171838049797,0.3313333694341577,0.33287120489391586],"n_dims_used":45,"mean_confidence":0.9179780748155382},"coverage":{"mean_confidence":0.9179780748155382,"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}}