{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003787","491:4910003840","490:4900009515","490:4900010577","490:4900009617","490:4900007294","491:4910002865","491:4910003946","491:4910002515","490:4900009620","491:4910002666","490:4900009525","490:4900010407","490:4900009526","490:4900011632","490:4900011226","490:4900007160","490:4900010322","490:4900007284","490:4900009412","497:4970000182","491:4910002363","491:4910005159","490:4900009522","490:4900012050"],"twin_admin_codes":[491,491,490,490,490,490,491,491,491,490,491,490,490,490,490,490,490,490,490,490,497,491,491,490,490],"twin_sims":[0.171244195227046,0.11278772689840136,0.037897733014368204,0.0069546114111243215,0.0017202616426382031,0.001457942500964767,0.0008485872581907523,0.00006437327970404851,0.000050459735428868316,0.000043613445481331535,0.00002562106433418808,0.000004340393441044023,0.000003847163366517189,0.000002680980556200026,0.000002354041590934167,0.0000016171567313423963,0.0000015441097529486885,8.691389073715685e-7,6.160902753604478e-7,4.562880457130215e-7,4.0795954591957094e-7,3.9503417251424414e-7,3.4079052220067106e-7,2.0480397587139618e-7,1.7228042728423733e-7],"twin_dists":[0.24398882915279999,0.2713256619004151,0.3322789446369504,0.40939727678912047,0.463390965199303,0.46937470135126885,0.4884364377411111,0.5705855512823371,0.5777396128986406,0.5819810423221363,0.5971994337150127,0.6454002994910799,0.6485452447562359,0.657871083348854,0.6611970450500857,0.6707068868097242,0.6718683020679268,0.6861445763912669,0.6945522524014981,0.7018064852025436,0.7044921299675521,0.7052625589263303,0.7087863193604993,0.7208025277083909,0.7248379328881404],"n_dims_used":45,"mean_confidence":0.8839572482638889},"coverage":{"mean_confidence":0.8839572482638889,"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}}