{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740005893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740005865","474:4740005699","474:4740005831","474:4740005757","474:4740006030","474:4740005742","474:4740005561","474:4740005445","474:4740005968","474:4740005860","486:4860000678","486:4860000927","474:4740005498","474:4740005960","486:4860000813","474:4740005513","474:4740005670","474:4740006060","486:4860001083","474:4740005502","474:4740005708","474:4740005936","474:4740005967","474:4740005966","474:4740005868"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,486,486,474,474,486,474,474,474,486,474,474,474,474,474,474],"twin_sims":[0.7021443471864651,0.5524413917629823,0.5122738612591041,0.4959255503555433,0.4788807318417371,0.47702117833162677,0.4686520190240215,0.46612162167150023,0.4226288177838153,0.42189812497157353,0.3962431317861789,0.3934271398190797,0.39253321904429617,0.38138977508455435,0.37842302703184794,0.37625847980405636,0.3748417716109644,0.36194473815975914,0.353327238716766,0.3439563392244577,0.3431697448593193,0.34186969604114,0.34064182424450173,0.340385788575263,0.3371127540450057],"twin_dists":[0.10922070246357934,0.14148666719110156,0.15021666460591504,0.15381542372298324,0.15760403688160288,0.15801988397609396,0.15989809630052795,0.16046818733116686,0.17045362076725268,0.17062476998268244,0.17671783269109528,0.17739727204105832,0.177613426807962,0.1803276641723467,0.1810566425732317,0.1815902578602026,0.18194032370978303,0.1851578197332229,0.18734012185052257,0.18974485254593457,0.18994827061975705,0.1902850163945782,0.19060369513228143,0.19067022342180728,0.19152306864961838],"n_dims_used":45,"mean_confidence":0.9259030659993489},"coverage":{"mean_confidence":0.9259030659993489,"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}}