{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004327","466:4660002869","466:4660003260","466:4660002440","466:4660002535","466:4660003381","466:4660002878","487:4870006302","466:4660001413","466:4660003319","490:4900001725","466:4660003143","490:4900008646","490:4900008982","490:4900007385","490:4900006890","487:4870006310","490:4900007746","496:4960003509","487:4870002899","490:4900007750","466:4660003442","466:4660003380","466:4660002789","490:4900004734"],"twin_admin_codes":[470,466,466,466,466,466,466,487,466,466,490,466,490,490,490,490,487,490,496,487,490,466,466,466,490],"twin_sims":[0.3551063362722229,0.3502048504791695,0.33322936725307717,0.330745925746623,0.3283056445278659,0.3228314117512846,0.32081903490093167,0.31205410369317993,0.3000733078958301,0.2935834093759,0.28731857444326053,0.2852573218311637,0.2804953407007976,0.27568557057951915,0.27552761339638787,0.27400290130182897,0.27335113761419266,0.2686062625769169,0.26784104017567745,0.2671745756821369,0.26593981348408197,0.26494231560278897,0.2642631025367787,0.26249676409262546,0.25821192542984234],"twin_dists":[0.1868873561167895,0.18813761934937231,0.19254077680756784,0.19319499378547508,0.1938404687274433,0.19529815621157592,0.19583746930245888,0.19820895174789532,0.20151301966885837,0.20333496575957483,0.20511648636746957,0.20570770988758794,0.207083488567596,0.20848753507320975,0.20853389781412487,0.20898226264527783,0.20917439066701382,0.2105816736286739,0.21081006651275952,0.21100931358008274,0.21137927735465833,0.21167893264053045,0.21188337569715557,0.21241658480904418,0.21371947809556346],"n_dims_used":45,"mean_confidence":0.9164815266927083},"coverage":{"mean_confidence":0.9164815266927083,"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}}