{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007016","480:4800004204","490:4900003906","480:4800004629","480:4800004282","480:4800004203","490:4900005670","490:4900000398","490:4900005546","488:4880000070","494:4940000047","480:4800003430","496:4960010503","493:4930004995","470:4700007064","490:4900002660","494:4940008685","478:4780006376","480:4800003821","466:4660003171","472:4720008024","496:4960009931","494:4940003819","480:4800003487","481:4810002358"],"twin_admin_codes":[490,480,490,480,480,480,490,490,490,488,494,480,496,493,470,490,494,478,480,466,472,496,494,480,481],"twin_sims":[0.22300025893371603,0.22058867751556088,0.14492194793014707,0.12607636619588575,0.1258935576763267,0.11633980696830534,0.10192846515956565,0.09255497906834932,0.09076628037236883,0.08225709248738612,0.07620077973773628,0.06609759137982239,0.06351201329327183,0.06192563614176084,0.05972372086271904,0.05868906793596046,0.05844290715003749,0.05483439608990709,0.054551642797349996,0.05367366763692512,0.05230995213389926,0.04884055894295293,0.04778542622330095,0.04754483790813374,0.04623252206292865],"twin_dists":[0.22499287249614072,0.22580654537174535,0.2552659819491251,0.2643108537423784,0.264403437421957,0.26939112019818334,0.2775478283801823,0.2833498476044861,0.2845091728556914,0.29028651409651124,0.29469683568654925,0.30272865290002376,0.3049438694012911,0.3063398088417458,0.30832684720580283,0.30928140390066017,0.3095105471516332,0.31296451139127107,0.3132430184074177,0.31411549704613884,0.3154944362263154,0.3191422974858998,0.32029453087623544,0.3205602315918022,0.32202964003085055],"n_dims_used":43,"mean_confidence":0.9213542494662973},"coverage":{"mean_confidence":0.9213542494662973,"n_dims_used":43,"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}}