{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011993","490:4900010695","490:4900011532","490:4900010435","490:4900004927","490:4900004936","490:4900011464","490:4900009868","490:4900013103","490:4900012747","490:4900011260","490:4900008835","490:4900012337","490:4900009666","490:4900011663","490:4900013070","490:4900012063","490:4900011531","490:4900008616","490:4900005076","490:4900010169","490:4900012481","490:4900006610","494:4940008556","490:4900002555"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.4059887172999628,0.24578364775756478,0.08492664129325585,0.07291523232722034,0.060007923441385745,0.041704894922641754,0.030749163468640657,0.029787718346312757,0.02405684320564305,0.02352745623346993,0.022272486031534398,0.015009203809017598,0.014647134161930931,0.013600454721761215,0.01316197419043988,0.012526214356428866,0.01178281430309997,0.01034939834257871,0.009043088024225245,0.008334021460636882,0.007117534831115929,0.005961121810116848,0.0057558386840222886,0.005549505150576756,0.0052628440055398325],"twin_dists":[0.17438327350951155,0.2175778421506293,0.2884247420145901,0.29720877405791124,0.3080670291964715,0.32738350920380593,0.3427255819882697,0.3442854395820356,0.35459948720717427,0.35565635425608666,0.3582466282110205,0.37637132009900937,0.3774640864853096,0.38076276287396515,0.3822117392775216,0.38439038176114265,0.3870657702849422,0.3926776930528391,0.39843132911840157,0.4018732671863461,0.4084421033242306,0.4156996731613908,0.41711918775208867,0.4185928071037401,0.42072453634735335],"n_dims_used":45,"mean_confidence":0.9102384779188368},"coverage":{"mean_confidence":0.9102384779188368,"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}}