{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002071","500:5000001873","500:5000002480","473:4730003619","473:4730003452","473:4730002641","473:4730003967","473:4730003700","473:4730003396","473:4730003542","473:4730001197","473:4730002152","500:5000009863","473:4730001383","500:5000001828","473:4730001478","473:4730003335","473:4730003465","475:4750006322","500:5000002215","473:4730006837","475:4750005339","473:4730002172","500:5000002227","475:4750006238"],"twin_admin_codes":[500,500,500,473,473,473,473,473,473,473,473,473,500,473,500,473,473,473,475,500,473,475,473,500,475],"twin_sims":[0.48987562950006563,0.48664433710842436,0.48409582505465,0.47041577500711845,0.4439509713452027,0.42275444983962657,0.37275039298761686,0.3705417263431546,0.3662673880904944,0.3525477885411756,0.34935774548701115,0.3387105125783156,0.33848175584557366,0.3271168087381009,0.32169216665003886,0.3074344688553763,0.30698845696534327,0.30546567857259294,0.3026074104839101,0.29547222254580574,0.29337482793810477,0.28937896691796877,0.28867596425691283,0.28586640582838285,0.2855162484460066],"twin_dists":[0.15515558100514854,0.15587338119330071,0.15644053524500387,0.1595013475275218,0.16551138089159395,0.17042420665453628,0.1824582882466086,0.18300686024811974,0.18407312670149145,0.18753885820183397,0.18835462074497902,0.19110619127847975,0.1911658119827206,0.1941558828057231,0.19560324010088834,0.19947413362639294,0.19959685963850718,0.200016649119477,0.20080788098070987,0.20280228251095841,0.20339391404073123,0.20452804360378982,0.20472853700573274,0.2055327417349393,0.20563330207460045],"n_dims_used":45,"mean_confidence":0.9168336656358507},"coverage":{"mean_confidence":0.9168336656358507,"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}}