{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012582","490:4900012229","490:4900012652","490:4900012654","490:4900012228","490:4900003376","490:4900008779","490:4900003378","490:4900004614","490:4900008212","490:4900010566","490:4900012511","491:4910005662","490:4900011690","490:4900010565","490:4900003919","490:4900006553","490:4900012226","490:4900009840","490:4900002963","490:4900002673","490:4900011826","490:4900007168","490:4900006203","490:4900005425"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.09866426184321785,0.07821791494139216,0.04835339154848447,0.04697813110796633,0.04142797326585154,0.03941212178918352,0.027564160392781596,0.026587796367592453,0.025551357409153624,0.021132587020548085,0.020176040460855124,0.018511844616095265,0.01825482821242469,0.018107966096195506,0.016995364603934186,0.016536860100264755,0.01379506610557864,0.01363014625403274,0.013419550401139872,0.012719200319009463,0.01260486313291502,0.012588927148559035,0.012482662379467203,0.012081665774371066,0.011829650095477548],"twin_dists":[0.2795188928370775,0.29319760602741984,0.31967168767013593,0.3211905609611507,0.3277265763747345,0.33028396418222594,0.3480655104318073,0.34980882251367934,0.3517208696332838,0.3607117008530727,0.36287124631321976,0.3668509219065096,0.3674931978387677,0.3678637628151427,0.370759914216762,0.37200204217898836,0.3801328527523178,0.3806661458004919,0.38135549070782615,0.3837188967174725,0.38411562860206583,0.38417117677152635,0.38454318515153857,0.3859727387807845,0.38689285751690183],"n_dims_used":45,"mean_confidence":0.891131846110026},"coverage":{"mean_confidence":0.891131846110026,"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}}