{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011163","490:4900008793","490:4900011567","490:4900010735","490:4900010316","490:4900007908","490:4900011513","490:4900008992","490:4900008898","490:4900009453","490:4900009832","490:4900009233","490:4900011306","490:4900009752","490:4900011313","490:4900008039","490:4900009746","490:4900009425","490:4900012030","490:4900011571","490:4900008112","490:4900009344","490:4900009758","490:4900011972","490:4900010067"],"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":[0.088928461331578,0.07539706285471631,0.0745019442438627,0.06832150048223286,0.06571346649783434,0.06555373864970235,0.06139618776655367,0.056270870348287226,0.05588681172363767,0.05009534750563787,0.04864991913434252,0.048382052375798935,0.04716432394645656,0.04638743388105695,0.04319789867760524,0.03685720365564236,0.03285904261829415,0.03268891925838899,0.032589584438909,0.032406710311973896,0.03078128217588404,0.02839100087897435,0.028285772648730077,0.027560818417657257,0.02683570905342259],"twin_dists":[0.2857193286484766,0.29530311095232864,0.29598450117275155,0.30087917764930655,0.30305322652731465,0.3031886476374295,0.30681222621278403,0.31156769201989737,0.3119382338930828,0.31779876448620387,0.3193489328709098,0.31964041983161545,0.3209827667524344,0.32185438099345204,0.3255662721073754,0.33368919668786223,0.339443727720976,0.3397015679753062,0.3398526508437255,0.34013182389852353,0.3426741975327534,0.3466302648427174,0.34681090974262685,0.3480713862426819,0.3493610117915024],"n_dims_used":45,"mean_confidence":0.8901219685872396},"coverage":{"mean_confidence":0.8901219685872396,"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}}