{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002792},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002841","480:4800002840","480:4800003419","480:4800002872","480:4800003411","480:4800003051","480:4800002779","480:4800003041","480:4800002922","480:4800003481","480:4800002832","480:4800002627","480:4800003004","480:4800002834","480:4800003127","480:4800002674","480:4800003589","480:4800003306","480:4800002777","480:4800003460","480:4800002743","480:4800003270","480:4800003363","480:4800003475","480:4800003222"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6210664055514358,0.6129624733211696,0.5799764448350128,0.5637301931306516,0.5549584590203891,0.552503590321734,0.5421536143966581,0.5251893465997401,0.524424646111777,0.5193663272896967,0.5113142625451482,0.5089341378837512,0.5086115059682977,0.47753993244760845,0.4769821200197249,0.4725136619278304,0.4583199612581191,0.4566512503378199,0.445060934005025,0.43537439024190555,0.43457148569004905,0.4338044080042705,0.4146967935525959,0.41203552847892283,0.4063930194179416],"twin_dists":[0.1267613943854686,0.12849721167930872,0.13556405598920096,0.13905422127115785,0.14094368269780327,0.14147324503023975,0.14371020139322682,0.14739425995888977,0.14756091309800498,0.1486646896245636,0.15042705218578056,0.1509493197478843,0.15102016293160306,0.1579038237727497,0.15802862409884644,0.15903008926149403,0.1622327025216259,0.16261149968965558,0.16525670660450767,0.1674876364461481,0.16767342798517906,0.16785105751570636,0.17231830409938914,0.1729473452086936,0.17428697075739175],"n_dims_used":43,"mean_confidence":0.9217921412268351},"coverage":{"mean_confidence":0.9217921412268351,"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}}