{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000099","487:4870001523","487:4870000431","487:4870001239","487:4870002321","487:4870001428","487:4870000492","487:4870000262","487:4870000430","487:4870003622","487:4870000127","487:4870010881","487:4870003335","487:4870002238","487:4870001429","487:4870003204","487:4870008877","487:4870001237","487:4870004058","487:4870004350","497:4970001998","487:4870011004","479:4790000248","487:4870003065","487:4870003199"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,497,487,479,487,487],"twin_sims":[0.3987050816149822,0.327673035357049,0.2876474354598156,0.26974468832436643,0.24032856562796479,0.2354322505950835,0.20777644302206333,0.16693154889788356,0.1557583501671992,0.15466859087037482,0.14501265247332645,0.13818946294909515,0.13679904631990827,0.134502762430775,0.1336379917340144,0.13075589476787997,0.1291469789786678,0.12397397982831428,0.11134035533662365,0.10676025949500076,0.10376790668401459,0.10058947348650242,0.09988062802770988,0.09726663784567419,0.09424578420213522],"twin_dists":[0.17612563412391752,0.1940082298172628,0.20502239559993088,0.21024263691057657,0.2193109268779979,0.22088837233867598,0.23023289395552704,0.24574582922036062,0.2504557686985753,0.25092816906750515,0.2552246344803337,0.25839015517797903,0.25904945372895893,0.26014936397935906,0.26056723851090374,0.26197477884327863,0.26277073057642414,0.26538182796241855,0.27212740538028596,0.27471874332785967,0.27645873854999603,0.2783503064507301,0.2787785154776617,0.2803784881328899,0.2822701311636016],"n_dims_used":43,"mean_confidence":0.8889497269031613},"coverage":{"mean_confidence":0.8889497269031613,"n_dims_used":43,"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}}