{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001587},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003077","490:4900001589","490:4900001203","490:4900001428","490:4900001725","490:4900002330","496:4960005121","490:4900001730","496:4960005124","487:4870001870","490:4900002765","490:4900002632","490:4900001723","496:4960004965","490:4900002481","490:4900002026","490:4900002911","487:4870006150","490:4900007508","490:4900001029","494:4940007284","487:4870006015","487:4870002771","496:4960007149","490:4900007629"],"twin_admin_codes":[490,490,490,490,490,490,496,490,496,487,490,490,490,496,490,490,490,487,490,490,494,487,487,496,490],"twin_sims":[0.8026991437638092,0.6798629424281771,0.6716338682524333,0.5905799349948122,0.5189948700306495,0.5063249736768224,0.4893463120355422,0.4872900966877857,0.47153113441953015,0.44750089335811055,0.4472221695046252,0.42510000166543377,0.4228572377654439,0.4153127512260395,0.4135065890361629,0.41302749614628403,0.4083141068393264,0.3976490932834036,0.3917467833945167,0.3864889464699774,0.38365475676633193,0.3777726005843463,0.37655235145212085,0.37221102123055627,0.3642542974983005],"twin_dists":[0.08610498298812926,0.11409221369921807,0.11587860367782236,0.13329074807887475,0.14874584396550905,0.1515225751143734,0.1552730656265508,0.15572981672140682,0.15925071161536333,0.16469772298089452,0.16476151869582714,0.1698757141816156,0.1704001437418291,0.17217296002402083,0.17259941460194114,0.1727126689576825,0.17382995733088316,0.17637943635061296,0.17780378055479484,0.17908104890347368,0.17977295792207212,0.18121683252987406,0.18151772350744363,0.1825921046528744,0.1845774674416389],"n_dims_used":45,"mean_confidence":0.9153538174099393},"coverage":{"mean_confidence":0.9153538174099393,"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}}