{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001123},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001219","498:4980001231","498:4980001325","498:4980001034","498:4980001311","498:4980001246","498:4980000939","498:4980001130","498:4980004000","498:4980001313","500:5000010950","468:4680001121","500:5000010949","500:5000010860","500:5000011576","468:4680001261","498:4980003126","500:5000011028","498:4980001035","498:4980001054","468:4680000444","500:5000011256","500:5000010327","468:4680001052","498:4980001958"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,500,468,500,500,500,468,498,500,498,498,468,500,500,468,498],"twin_sims":[0.9120442301116993,0.8001660849821516,0.7359599230194485,0.7024826449295729,0.7020068100702338,0.6956380413947341,0.6517683942223153,0.6125679074238635,0.6063757917863947,0.6005553335556373,0.5862101719895358,0.5691464215634714,0.5556433863664718,0.5553471318701885,0.5536014982061083,0.5519300368566492,0.5475565396455965,0.5472705496042095,0.5435395930597753,0.54221222969215,0.5350640653970533,0.5338972585766504,0.5296575580292482,0.5280616841094492,0.5201325546425651],"twin_dists":[0.055730167672193014,0.08672192584915323,0.10169754769813388,0.10914628775343592,0.10925095199414601,0.11064907074763036,0.12016948863888877,0.128581707785701,0.12990764868054186,0.1311540062430443,0.13422726477591415,0.1378894681584836,0.14079599448290558,0.1408598713329201,0.14123636045895124,0.14159702425294268,0.142541560618703,0.14260336900654697,0.14341022073107698,0.14369751189662128,0.14524692470919265,0.14550022131044396,0.14642155889880604,0.14676876436439837,0.14849733100525195],"n_dims_used":45,"mean_confidence":0.9245835198296442},"coverage":{"mean_confidence":0.9245835198296442,"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}}