{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011737","469:4690000338","496:4960009585","494:4940008616","480:4800005896","478:4780007487","478:4780007963","480:4800005148","487:4870003569","478:4780007603","490:4900000392","466:4660004434","480:4800003596","493:4930002190","496:4960005617","487:4870003703","490:4900000834","493:4930002523","466:4660010915","473:4730003526","480:4800003737","478:4780007726","490:4900000266","496:4960006587","496:4960009582"],"twin_admin_codes":[496,469,496,494,480,478,478,480,487,478,490,466,480,493,496,487,490,493,466,473,480,478,490,496,496],"twin_sims":[0.008594634217847336,0.0016879143980363463,0.0007582735334370499,0.0006774783743555633,0.0005778412484189103,0.0005618020382528505,0.0005579179801057063,0.0005380215145238077,0.00044183318632648634,0.0004354021589225258,0.0004287718324590674,0.0004220045520276765,0.0004000642227932387,0.00039660856148801386,0.0003685646849112835,0.0003432201143359037,0.00033277246621762316,0.0003300505147841447,0.00031344011401461877,0.0003028737929263824,0.0002722261402424347,0.00027193097510458847,0.000267824774850338,0.0002674762466537398,0.0002624920409199471],"twin_dists":[0.4005787849252693,0.46408141961367866,0.49230710347506035,0.4961522585991862,0.5015311935494179,0.5024770236574655,0.5027098536346545,0.5039268016320644,0.5104770592234219,0.5109613068893393,0.5114676172329347,0.5119919957377199,0.5137479312418846,0.5140326795653787,0.516433428858518,0.5187551394748023,0.5197593073688165,0.52002577800312,0.5216979828728816,0.5228055298882718,0.5262362117274852,0.5262709832255497,0.526758420135521,0.5268001156101519,0.5274020410039654],"n_dims_used":45,"mean_confidence":0.9186464097764757},"coverage":{"mean_confidence":0.9186464097764757,"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}}