{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006538","490:4900006525","490:4900006532","490:4900006167","490:4900007514","490:4900006406","490:4900005907","490:4900007386","490:4900007012","490:4900006162","490:4900005783","490:4900005132","490:4900005544","490:4900005133","490:4900005396","490:4900004852","490:4900006528","490:4900006646","490:4900007511","490:4900006537","490:4900005005","490:4900006409","490:4900006176","490:4900007389","490:4900001891"],"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":[0.6795481634065609,0.607449395168221,0.6000256483719907,0.5931864278899169,0.5769711447003045,0.5647194360479352,0.5316697230440636,0.5282661990401426,0.5214187347266955,0.5188255407252497,0.5172689014736268,0.507037273026663,0.5038499927516603,0.486871278430765,0.4780859639567449,0.47756450720382193,0.47190567089587365,0.4674968758687904,0.46252091709402804,0.46243859049116814,0.45625564188798745,0.45088425376754326,0.44175500261773154,0.42770641150682265,0.4171845693581823],"twin_dists":[0.11416065943650298,0.12967776124076183,0.1312674380253167,0.1327323040343188,0.13620893246635718,0.1388413843897397,0.14598410056365121,0.14672425655841892,0.14821653483386482,0.14878284286114282,0.1491231080064717,0.1513660000169997,0.1520670738139908,0.1558229212567648,0.15778170488178264,0.1578983267067023,0.159166592954532,0.16015821548744522,0.16128126299702267,0.1612998789890306,0.16270137606125626,0.16392451114587467,0.16601595598075636,0.16926769412626613,0.17173184588741575],"n_dims_used":45,"mean_confidence":0.9161567687988281},"coverage":{"mean_confidence":0.9161567687988281,"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}}