{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008904","490:4900008896","490:4900008903","490:4900008902","490:4900010310","491:4910005664","490:4900010991","490:4900009527","490:4900007784","490:4900007770","490:4900010831","490:4900009624","491:4910005665","490:4900009951","490:4900010409","490:4900009008","490:4900010311","490:4900007886","490:4900008773","490:4900007780","490:4900008895","490:4900009009","491:4910004909","490:4900008213","490:4900008782"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.27016439395195224,0.2395005920888343,0.13447041652723996,0.12282163486236106,0.11284869821913379,0.09839286149553195,0.0975538468186444,0.08673882654249987,0.07648583151293727,0.07404086235937049,0.06126000861349338,0.05939513092168839,0.04742115450609843,0.0389187332310065,0.034986414293225285,0.032632791810638384,0.03229375120748643,0.03071958849573795,0.0305925108580995,0.02608972640964438,0.026043359582564745,0.02582760239953446,0.025575188515640404,0.023856526472937685,0.02323626881252878],"twin_dists":[0.21011786695329002,0.21957619502235226,0.26016495778858284,0.2659747121665036,0.27129206260961214,0.2796850641240437,0.2802010552384058,0.2871873321574222,0.294483047811064,0.29633807265432754,0.30693427682643404,0.30862851490291954,0.32069726257913395,0.33092669598141283,0.33631200762863145,0.33978688652228217,0.34030493870611633,0.34277293756780003,0.34297686026331664,0.35071949022179794,0.35080502818170306,0.35120479611888816,0.3516761596055294,0.3549970074648383,0.35624649564792965],"n_dims_used":44,"mean_confidence":0.88945856961337},"coverage":{"mean_confidence":0.88945856961337,"n_dims_used":44,"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}}