{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008889","490:4900008457","490:4900008883","490:4900007766","490:4900009321","490:4900008574","490:4900008991","490:4900009320","490:4900009318","490:4900008796","490:4900009326","490:4900009113","490:4900009216","490:4900009731","490:4900007880","490:4900007993","490:4900009665","491:4910004955","490:4900009224","490:4900008886","490:4900009225","490:4900009024","490:4900009138","491:4910005456","491:4910004800"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,491,491],"twin_sims":[0.03801399456664789,0.020998771797830246,0.01749292600195768,0.013283283374239256,0.006768106457863475,0.006547581845732217,0.005417267565050929,0.005294124487303989,0.005037204177814831,0.0040701266049914045,0.003726127455566839,0.003398776112250257,0.0033693334447408674,0.003028519305292056,0.0026230028619864316,0.0023570607966969218,0.002287798310093635,0.002219665959724961,0.0022106923458178316,0.0020713076594470648,0.001819533191833751,0.001592439657492098,0.0013886688661936997,0.0010278943128597525,0.001023854987911554],"twin_dists":[0.33212341824500546,0.3610086214087488,0.3694448075595464,0.38180664808715936,0.4105157275956407,0.41187455054274535,0.419563495384205,0.4204868862475009,0.4224776978503494,0.43090472773806543,0.4343475799688102,0.43790395003504046,0.43823895037790334,0.4423244176727655,0.4477727089431454,0.4517817977824904,0.45289397105030005,0.45401856679173697,0.45416904071164044,0.45658133442468957,0.4613442808159948,0.4661929002012569,0.47112083104172375,0.48177108420975484,0.48190891933178065],"n_dims_used":45,"mean_confidence":0.8852834065755208},"coverage":{"mean_confidence":0.8852834065755208,"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}}