{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002404","490:4900001791","490:4900007964","494:4940008989","490:4900008076","490:4900001962","490:4900011944","490:4900007001","490:4900003276","490:4900002416","494:4940008925","490:4900007853","490:4900001947","490:4900002112","494:4940008954","490:4900008296","494:4940008170","490:4900010808","490:4900009784","490:4900001944","494:4940009006","490:4900002107","490:4900010642","490:4900010967","490:4900011813"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,494,490,490,490,494,490,494,490,490,490,494,490,490,490,490],"twin_sims":[0.1688432771016039,0.13586755919885593,0.12061113551531072,0.11175179742094818,0.09563093856488895,0.07218386311896219,0.06664585303430902,0.06417204249926443,0.06353843184088988,0.0625882938395685,0.061363246251147474,0.05813928661509958,0.052195286862099045,0.05132022304099553,0.050864381253999634,0.049839408638455505,0.047634229787964485,0.04543342672377203,0.044289540581642625,0.04052391182660489,0.03947203661733228,0.03889714732440284,0.0359266956105551,0.03560169399936205,0.035166599382641016],"twin_dists":[0.24496300091951878,0.25949395106363937,0.26712398554922145,0.27189868078469465,0.2813969201887662,0.2977803504738906,0.30226804440955535,0.3043714742828392,0.304920865212874,0.30575317692529247,0.30684172966611806,0.30979427575554264,0.3156117365665789,0.3165140321613055,0.3169891380779188,0.31807050880922855,0.32046137815688963,0.32294158557399005,0.32427070385254014,0.3288602085462736,0.33020637774364725,0.3309549727253451,0.33497924309804844,0.3354365139572352,0.3360542715412152],"n_dims_used":45,"mean_confidence":0.9174897087944879},"coverage":{"mean_confidence":0.9174897087944879,"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}}