{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009055","490:4900010360","490:4900009984","490:4900009673","490:4900010181","490:4900011798","490:4900011542","490:4900010075","490:4900010533","490:4900009672","490:4900010704","490:4900009365","490:4900010349","490:4900009989","490:4900009772","490:4900011930","490:4900011997","490:4900009686","490:4900009169","490:4900009585","490:4900009682","490:4900010272","490:4900011722","490:4900012075","490:4900010885"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5905491533514848,0.3657290774522889,0.3454122498734706,0.2940739778144976,0.2395119384500204,0.23044302268468234,0.21172876848448613,0.20654258619184418,0.2025416815380273,0.20113846335277794,0.19890495377286432,0.19555954152365432,0.1892367234646451,0.1728722138969997,0.1695587306306424,0.16579550712084662,0.15823832463873105,0.15152169578993974,0.14478486230030635,0.14296132415172194,0.14097350707212483,0.13743809145588737,0.13742552536978328,0.13415017002378032,0.1339414545206466],"twin_dists":[0.1332973437861645,0.18420785302247172,0.18936899617878922,0.20319642131795781,0.21957255582370952,0.22251799122262297,0.2288482234433731,0.23066883776677508,0.23209479903475466,0.23259949508761432,0.2334078463649054,0.23463042963438893,0.23698137180993165,0.24333381855412228,0.24467167128353406,0.24621408790050772,0.2493896559063149,0.25230615117247523,0.2553285085498853,0.2561644562545431,0.2570847875846607,0.2587458160541263,0.2587517765463319,0.2603194993258467,0.26042036848616085],"n_dims_used":45,"mean_confidence":0.9146347045898438},"coverage":{"mean_confidence":0.9146347045898438,"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}}