{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000376","487:4870001545","487:4870000877","487:4870001437","487:4870001241","487:4870000802","487:4870000973","487:4870001827","487:4870000976","487:4870001251","487:4870000390","487:4870000225","487:4870001151","487:4870000715","487:4870000436","487:4870001068","487:4870000809","487:4870001066","487:4870000442","487:4870000559","487:4870000316","487:4870001731","487:4870000795","487:4870000792","487:4870003387"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.35495602171904755,0.2725658360267921,0.25546576119330267,0.1649991524375967,0.1496017438009499,0.14941900832708507,0.147859816811007,0.13441649428619182,0.133129062620832,0.12372039398505502,0.10872161330403608,0.10436783821458111,0.10250838871589976,0.09809061641263359,0.09447836501521653,0.08919400416075987,0.08786010264619472,0.08775111658646627,0.08689137308220568,0.08574755012414997,0.08020575000297056,0.08013827015046274,0.07798952770385803,0.07770232118247661,0.07503129218667796],"twin_dists":[0.18692556443495897,0.20940625754514203,0.2145616847216404,0.24654371511555953,0.2531572297852734,0.2532386512868387,0.2539363843201848,0.2601909597113226,0.2608141139117871,0.2655119374818933,0.27359870518369633,0.27610678924270254,0.2772028256064165,0.2798705445054652,0.28212280742197215,0.28554325753776383,0.28643196013451927,0.2865050436719353,0.28708411125046335,0.28786162355844386,0.2917502558796144,0.29179891358343907,0.2933657816912419,0.29357783263759035,0.29558075321692884],"n_dims_used":43,"mean_confidence":0.9067641857058503},"coverage":{"mean_confidence":0.9067641857058503,"n_dims_used":43,"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}}