{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000817","484:4840004585","479:4790005669","478:4780005261","484:4840005083","480:4800004519","484:4840002999","475:4750009055","498:4980003346","496:4960004298","498:4980000722","484:4840003653","473:4730001870","478:4780006394","498:4980002493","498:4980000571","478:4780006692","499:4990000052","484:4840001917","469:4690003111","499:4990001106","469:4690002177","493:4930001708","473:4730001461","475:4750009526"],"twin_admin_codes":[488,484,479,478,484,480,484,475,498,496,498,484,473,478,498,498,478,499,484,469,499,469,493,473,475],"twin_sims":[0.04577659554782673,0.044183565650935556,0.03635108571741705,0.0357085852331948,0.03503567776887342,0.03265400949924727,0.02816418447568021,0.026612153318593897,0.026067338677983234,0.025839641115640872,0.023938080536707138,0.02328208026425741,0.021343077861609813,0.020044855420672462,0.01954543502134617,0.018148035184119116,0.01779228725840675,0.015813963891100645,0.015567384586520905,0.014638415382589098,0.014633689491000263,0.014600883120077724,0.014466965859813228,0.013468709063580601,0.013411977039981617],"twin_dists":[0.32254832035142417,0.32439529254407595,0.33438739664503175,0.3352857299599251,0.3362414293721368,0.3397546190912046,0.34702036062895714,0.34976466688511004,0.35076077492818103,0.35118241426906655,0.3548348192294646,0.35615322739470856,0.36024794083720874,0.3631743407090046,0.36434428234406635,0.3677623996303885,0.36866927960632767,0.3740232781392448,0.37473132522246067,0.37749069306603916,0.37750512062793434,0.3776053878062881,0.3780167550821536,0.38119372828083653,0.3813804583051059],"n_dims_used":45,"mean_confidence":0.9245029873318142},"coverage":{"mean_confidence":0.9245029873318142,"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}}