{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730000009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000015","473:4730000014","473:4730000440","475:4750001360","475:4750001272","475:4750001364","475:4750001460","475:4750001101","475:4750001011","475:4750001410","475:4750001412","475:4750001362","475:4750001202","475:4750001228","475:4750001226","475:4750001406","475:4750001185","475:4750001461","475:4750001033","475:4750001408","475:4750001729","475:4750001184","475:4750001199","475:4750001691","475:4750001457"],"twin_admin_codes":[473,473,473,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475],"twin_sims":[0.7985752966025426,0.4995981984328712,0.47901335240493625,0.405477295063345,0.396153134555024,0.38521216829242333,0.3689897965095741,0.36177698663596375,0.36026470989818316,0.3583235850112544,0.3495552880550263,0.3485650727154642,0.34694006062803834,0.34572688597580026,0.3407453986934758,0.34010733489145484,0.33804437802000153,0.33791912228170323,0.32983459785378183,0.32954588794630424,0.3276423522980158,0.32486326339564836,0.3244144279172334,0.3224300297973822,0.3211018722915066],"twin_dists":[0.0871081301895288,0.15300417458730983,0.1575743991768785,0.17450515294971924,0.17673951259744347,0.17939244800203197,0.18339328778951663,0.18520004583431834,0.18558116395239355,0.18607155751615323,0.18830399197825587,0.18855792843957594,0.18897547926038963,0.18928788047640943,0.19057678996637553,0.19074260726466913,0.19127986589057816,0.19131254315741875,0.19343574056302815,0.1935120856154311,0.19401637117264342,0.19475552296672796,0.19487522767294063,0.19540557550935844,0.19576155538360895],"n_dims_used":44,"mean_confidence":0.9145929163152521},"coverage":{"mean_confidence":0.9145929163152521,"n_dims_used":44,"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}}