{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006375},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005873","490:4900007596","490:4900005606","490:4900008837","490:4900008168","490:4900004931","490:4900006377","490:4900008495","490:4900008836","490:4900009047","490:4900003833","490:4900007715","490:4900006369","490:4900008943","490:4900005872","490:4900004941","490:4900008954","490:4900008824","490:4900007937","490:4900006727","490:4900006371","490:4900006254","490:4900009255","490:4900004947","490:4900010948"],"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":[0.21144175150867844,0.1990698462382945,0.13507984698193654,0.0835100967044384,0.07319669034837431,0.06523272374018194,0.06185950336369864,0.06140565324853169,0.05907739018699889,0.05812416246690657,0.05534817007751483,0.05130943376613852,0.04534473977175729,0.04367342377978779,0.04251738586200541,0.03728266206039235,0.035729340680929145,0.034681337335727806,0.03388882136012059,0.03383407084082499,0.027924208126127833,0.026377558700573834,0.02615796980839529,0.024621643978296148,0.023482883775945016],"twin_dists":[0.22894818374299092,0.23334795513632348,0.25987162614258924,0.2894067389917933,0.2969900460437585,0.3034616287294675,0.30639863640382814,0.3068037510337641,0.30892153123752825,0.3098084409354341,0.31246148110461763,0.3165252367627836,0.3230436239574831,0.3249985726948721,0.32638790491758424,0.3331085343612656,0.3352564961894241,0.3367509751266827,0.33790686463596725,0.33798756614505804,0.34743604222400315,0.35019140970041407,0.3505938324530787,0.35349389531072495,0.35574627616847404],"n_dims_used":45,"mean_confidence":0.9241889105902777},"coverage":{"mean_confidence":0.9241889105902777,"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}}