{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000323},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000369","500:5000000322","500:5000000275","500:5000000187","500:5000000641","500:5000000642","500:5000000370","500:5000000324","500:5000000277","500:5000000228","500:5000000368","500:5000000121","500:5000000316","500:5000000321","500:5000000318","500:5000000276","500:5000000587","500:5000000647","500:5000000427","485:4850006724","500:5000000267","500:5000000375","500:5000000219","500:5000000590","500:5000000646"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,500,500],"twin_sims":[0.9653173859471692,0.9501479417506057,0.9475829628182685,0.9441985848397928,0.9434170968897918,0.916122624526182,0.9134236709895482,0.910832107587549,0.907148182620056,0.9055281621197416,0.8984281864932735,0.8929771348860799,0.8799757569025625,0.8711420419655196,0.8585692346697321,0.8529360066379357,0.8463273010823599,0.8384092330940651,0.8346835086985588,0.8297394454852535,0.8249923138526232,0.8231600169413917,0.8228125886888572,0.8102333768005368,0.8097829825219914],"twin_dists":[0.03450769495701132,0.04153449389965417,0.042618144764975274,0.04401146095821999,0.0443276620275277,0.05436300112093028,0.05527085367303455,0.05613123455497632,0.057336156226002265,0.057859601828016936,0.06011056589662844,0.06179468592903101,0.06567616086312514,0.06821817051326409,0.07172269752126868,0.07325445072506918,0.07502410024620139,0.07710847543927987,0.07807663970482652,0.07934970845603537,0.08056013198465661,0.08102433371662028,0.08111216908314056,0.08425500701934405,0.08436624903244806],"n_dims_used":44,"mean_confidence":0.9162263003262606},"coverage":{"mean_confidence":0.9162263003262606,"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}}