{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002527},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002977","490:4900003122","490:4900002377","490:4900001928","490:4900002675","490:4900002084","490:4900004487","490:4900002534","490:4900004085","490:4900002383","490:4900003516","490:4900002529","490:4900001773","490:4900002984","490:4900004086","490:4900003798","490:4900003650","490:4900003789","490:4900002234","490:4900002526","490:4900002997","490:4900002549","490:4900003665","490:4900002535","490:4900003123"],"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":[0.6889616317928695,0.45124562942974455,0.4383920475068251,0.43025790694636884,0.4210879400539334,0.4203823558973731,0.36485127040416737,0.36243833345951515,0.316897618670627,0.3034609687228924,0.275570061199972,0.23624469859303723,0.19982408094930737,0.18881523752596013,0.17942802329719243,0.17014660032587622,0.14772252957454687,0.13899322129516478,0.13734863624381355,0.12737990868231253,0.11774758067581748,0.11174466477069606,0.10745373875424136,0.10278589698460304,0.09947032997602749],"twin_dists":[0.11210954961862822,0.163842053128306,0.16679056722966512,0.16867395890906733,0.17081468437234393,0.1709802050482484,0.18442776135206265,0.18503363045886376,0.1968938799539773,0.2005711446951432,0.20852143716554786,0.2206251546815973,0.2330744421853945,0.23714002539981227,0.24073987980444794,0.24443295334333168,0.2539980795667543,0.25801129335167766,0.2587882563740393,0.2636536062057635,0.26863696138529336,0.2719026403517439,0.27432091920752055,0.27703827166493517,0.27902746211277185],"n_dims_used":45,"mean_confidence":0.9137095981174045},"coverage":{"mean_confidence":0.9137095981174045,"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}}