{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008139","490:4900008031","490:4900007926","490:4900007807","490:4900008250","490:4900008141","490:4900007921","490:4900007812","490:4900008029","490:4900007810","490:4900008030","490:4900007564","490:4900005723","490:4900006108","490:4900005850","490:4900007805","490:4900006346","490:4900007566","490:4900006353","490:4900007924","490:4900005720","490:4900005592","490:4900008138","490:4900006463","490:4900007444"],"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":[0.015293145113251435,0.012646528584233891,0.011449201165691333,0.006129616862659769,0.004430126883801807,0.0038574901121132053,0.0037591877152343663,0.0021176265891258267,0.0010651936013327552,0.0002497652827938367,0.00024322176398145826,0.00021030841584399482,0.00018191068076165947,0.00010766065582374084,0.00010207943954538701,0.000056657850170271656,0.000044462627629439254,0.00002132623052567773,0.00001938351668351334,0.000018639954985865854,0.00001731386060690387,0.000013446454734975547,0.0000129752122822659,0.000012870626279487914,0.000010396308433646064],"twin_dists":[0.37553048361742675,0.3839706884139477,0.3883153919583209,0.41456713604876083,0.42757423224856145,0.4330000033984283,0.4340044087370627,0.45576358301906555,0.4805215170812907,0.5289891323134275,0.5298349664714339,0.5344437080962241,0.5390024289923947,0.5551743587049579,0.5567893381734035,0.5743472156715865,0.5814218851481957,0.6023592935775667,0.6050280043528382,0.6061175162289388,0.6081677974762897,0.6151389638396803,0.6161164031385753,0.6163379278381375,0.6221532841178279],"n_dims_used":45,"mean_confidence":0.8871573554144965},"coverage":{"mean_confidence":0.8871573554144965,"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}}