{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007196","490:4900007453","490:4900007330","490:4900006340","490:4900007320","490:4900005329","490:4900005455","490:4900007690","490:4900005326","490:4900005454","490:4900007681","490:4900007331","490:4900004782","490:4900007073","490:4900006218","490:4900006452","490:4900006220","490:4900007693","490:4900007691","490:4900004234","490:4900009019","490:4900007452","490:4900006213","490:4900005327","490:4900007678"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07629420716689615,0.010428990713839131,0.001572794751252828,0.0014103581235414542,0.0008748470433219423,0.000691195170441857,0.0003155759079282069,0.00012450299039541184,0.00012140870303142594,0.00009345225624600923,0.00007702040427324864,0.00005725966107467198,0.00004765744898010474,0.00003210492465479757,0.000028318880111182357,0.00002781311366021391,0.000021306457441816623,0.000017068002545598108,0.000015725883217418733,0.000014709573363785011,0.000012039628932464078,0.00001155751785714723,0.00001034503013261699,0.000008045072559966482,0.000007861938322961964],"twin_dists":[0.2946266945517892,0.3923484737851718,0.46664180334591604,0.4705656333603178,0.48738285576808793,0.4954703461553054,0.5214783743180912,0.5507407477887832,0.5515109970210283,0.5594579240933777,0.5652581779988424,0.5740368353807508,0.5794053462948178,0.5907933504872623,0.594365077412249,0.5948762752217097,0.602385267912299,0.6085643266609502,0.6108300370634409,0.6126721266791023,0.6181618206833238,0.6192759417127204,0.6222873231369915,0.6290659731273027,0.6296830917847768],"n_dims_used":45,"mean_confidence":0.9076578776041667},"coverage":{"mean_confidence":0.9076578776041667,"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}}