{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000376","500:5000000377","500:5000000375","500:5000000324","500:5000000121","500:5000000427","500:5000000371","500:5000000374","500:5000000370","500:5000000322","500:5000000229","500:5000000276","500:5000000327","500:5000000326","500:5000000645","500:5000000232","500:5000000187","500:5000000647","500:5000000278","500:5000000426","500:5000000275","500:5000000643","500:5000000642","500:5000000369","500:5000000323"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9440447224834527,0.9070834090768533,0.8696052222277927,0.8478508947905747,0.8392833856708832,0.8342569023173124,0.8239921663103137,0.8108280207346288,0.8036050793210306,0.7788933912864181,0.778603411875895,0.7704235955378099,0.7657116975706509,0.757502572516295,0.7561818860209405,0.7372459020585088,0.7285867378353065,0.7268262570285342,0.7151758192120162,0.7103903567891741,0.7044233796945268,0.6953346745336942,0.6945285159195697,0.689570588559188,0.687005683469219],"twin_dists":[0.044073874452448585,0.057357158895919705,0.06865336348209046,0.07461862693962272,0.0768801817853341,0.07818700594749758,0.08081371612327087,0.08410800661096775,0.08588373604840668,0.091813288905349,0.09188167226658152,0.09380045665496874,0.09489720989534635,0.09679411368476308,0.0970977212982629,0.10140757481983623,0.10335408057351049,0.10374814585528386,0.10634283942881713,0.10740245730291241,0.10871909800723507,0.11071554431963487,0.11089213645961726,0.11197654634189616,0.1125364813993584],"n_dims_used":44,"mean_confidence":0.9162045392123136},"coverage":{"mean_confidence":0.9162045392123136,"n_dims_used":44,"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}}