{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001627","480:4800000952","480:4800000867","480:4800000821","495:4950001115","495:4950001686","480:4800001062","480:4800000423","480:4800000389","480:4800000911","495:4950001335","495:4950001170","480:4800000422","480:4800000780","480:4800000671","480:4800000454","480:4800000455","480:4800000951","495:4950001334","480:4800000910","480:4800001019","480:4800001017","480:4800000988","495:4950001108","495:4950001687"],"twin_admin_codes":[495,480,480,480,495,495,480,480,480,480,495,495,480,480,480,480,480,480,495,480,480,480,480,495,495],"twin_sims":[0.9747085282066971,0.8637335822097246,0.85987223526227,0.8313151514304169,0.8160233946653102,0.7750998844440895,0.7638182192889004,0.7569436405396753,0.756156939530656,0.7458855304079864,0.7434051377530293,0.7406923170874742,0.7323809573733736,0.7322051137001528,0.7244964052308649,0.7148579324160663,0.7034407783073626,0.696983029756501,0.6940673620317157,0.6784698451405157,0.6772310828789799,0.6761846848371266,0.6674758033458806,0.6626967410410572,0.657072863906812],"twin_dists":[0.029396881836471378,0.07029819674180923,0.07136516558784964,0.07894538248956552,0.0828172150430194,0.09270589277005362,0.09533626932275387,0.09692265584318423,0.09710345211058051,0.09945081263878305,0.1000141679517314,0.10062883906563773,0.10250289369923779,0.10254240030578204,0.10426882909667627,0.10641333335877037,0.10893544787407125,0.11035422516032628,0.11099311968947016,0.1143950591710997,0.11466420274832353,0.11489144311320766,0.11677906863885755,0.1178123820934161,0.11902631685425483],"n_dims_used":42,"mean_confidence":0.900214603969029},"coverage":{"mean_confidence":0.900214603969029,"n_dims_used":42,"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}}