{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011738},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011612","490:4900011343","490:4900011657","490:4900011277","490:4900011673","490:4900011544","490:4900011471","490:4900011611","490:4900011989","490:4900011479","490:4900011462","490:4900012189","490:4900011920","490:4900011463","490:4900012209","490:4900011660","490:4900011720","490:4900011266","490:4900011734","490:4900011412","490:4900011041","490:4900011547","490:4900011664","490:4900010865","490:4900011789"],"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":[0.5580970753497018,0.5490553328841035,0.5154978924588588,0.4469130445933954,0.41633633144219584,0.38553717203669036,0.3651642974907452,0.35187161478686246,0.3390658441379462,0.3290252481061708,0.31377724898869064,0.2925788454402759,0.2795982312891709,0.27101417490370844,0.25954083701256014,0.2578065177681811,0.23981510368983033,0.23896163849700175,0.23808965027322862,0.23635413794287882,0.22597243366287628,0.2237009229957348,0.22003322974513903,0.2197945827119332,0.21874320576775397],"twin_dists":[0.14026713533194957,0.1422177293104218,0.14951053322409863,0.16483229036860228,0.17193163675539783,0.17931313492924156,0.18434931123515358,0.18771144745988813,0.19101362441873876,0.19364985408134783,0.19773977723686778,0.20361909926630514,0.20734425042328458,0.20986561052779115,0.21331395048759874,0.2138434531920415,0.2194753609647041,0.21974918672858154,0.22002961346874103,0.2205897436663069,0.2239980837934779,0.22475756856503393,0.22599479647887089,0.22607577593207384,0.22643324025712033],"n_dims_used":45,"mean_confidence":0.9081880357530382},"coverage":{"mean_confidence":0.9081880357530382,"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}}