{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001275},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001930","497:4970000850","497:4970000925","497:4970001519","497:4970001365","497:4970001187","497:4970001911","497:4970001095","497:4970000851","497:4970001171","497:4970001189","497:4970001670","497:4970001272","497:4970000496","497:4970001188","497:4970001513","497:4970001677","497:4970000773","497:4970000849","497:4970001924","491:4910005965","497:4970001593","497:4970001357","497:4970001099","497:4970000847"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497],"twin_sims":[0.24696139318410246,0.22338549028972962,0.2220131145624889,0.21947935026385784,0.1901388041482227,0.18042694374497453,0.14298361720487543,0.10652244941562823,0.10224411643119746,0.0969439549057444,0.09002472176419553,0.08227168196830574,0.061364764154603804,0.06130461887477817,0.05842379417581936,0.056959438548842646,0.05459793936476315,0.04971151276329356,0.047671149594019226,0.04169722299473799,0.03774965636842418,0.030459453002231372,0.03000088865886848,0.02700060724693406,0.02176643748656687],"twin_dists":[0.2172069365908788,0.22486343941757111,0.225325223203718,0.22618283325950794,0.2366426439976823,0.24035057886034905,0.2561541889922636,0.2748556283722885,0.27735985453954615,0.2805783278219228,0.28499511189619,0.2902762088943644,0.3068403698985325,0.30689427035596245,0.3095283720565328,0.310908556793977,0.3131973353988138,0.31820673881743317,0.3204205958634354,0.32739298775666487,0.33247761735296805,0.34319115859057836,0.34393590538421925,0.34906512258598027,0.3593271057722228],"n_dims_used":45,"mean_confidence":0.8912795172797309},"coverage":{"mean_confidence":0.8912795172797309,"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}}