{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003786","490:4900004347","490:4900002522","490:4900007407","491:4910001691","490:4900002220","490:4900007658","490:4900002523","490:4900003928","490:4900007654","490:4900007536","490:4900006080","490:4900004492","491:4910001806","490:4900007541","490:4900006806","490:4900007660","490:4900002372","490:4900003251","490:4900007645","491:4910001069","491:4910001622","491:4910001272","491:4910001571","490:4900002992"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,491,491,491,491,490],"twin_sims":[0.33010715628306625,0.2672688863830667,0.22977177968580495,0.09019886314170404,0.07914598484947678,0.06991018697834026,0.06441606633970624,0.044231123800354114,0.04403818257975207,0.04353377653903255,0.03813313087556484,0.030607095054063276,0.028765609734970388,0.027858087006304322,0.027427349996576943,0.024841428473199242,0.024825204944900616,0.02473117737290138,0.024623449420051874,0.021342201116197976,0.021058181640874626,0.020692131477728862,0.020675622031896424,0.019447036970447765,0.018226466969899158],"twin_dists":[0.19336370020180788,0.21098109960312514,0.2227390035136987,0.28488071402693926,0.29251824391355524,0.29958775528114484,0.3041610693852041,0.32433935013604037,0.3245666200320121,0.32516474766330383,0.3319644636415916,0.34295342004877927,0.34599181152932473,0.34755111561956853,0.3483065513056317,0.3530695930831353,0.35310080200602273,0.35328202933791125,0.35349039651621594,0.3602498642406962,0.3608765951186769,0.3616952834952151,0.3617325040702885,0.36457786101821055,0.3675645556159707],"n_dims_used":45,"mean_confidence":0.9018100314670139},"coverage":{"mean_confidence":0.9018100314670139,"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}}