{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002705","480:4800002649","480:4800002703","497:4970002992","480:4800002756","475:4750000585","475:4750000214","475:4750000108","475:4750000153","665:6650003163","475:4750000180","480:4800002650","475:4750000251","475:4750000130","493:4930004630","495:4950000336","497:4970002889","475:4750000658","495:4950000288","475:4750000426","480:4800002596","475:4750000086","475:4750000547","475:4750000507","475:4750000622"],"twin_admin_codes":[480,480,480,497,480,475,475,475,475,665,475,480,475,475,493,495,497,475,495,475,480,475,475,475,475],"twin_sims":[0.019008131700285032,0.009438350959969692,0.00426694591253324,0.0033622759524930823,0.0005384489831303965,0.0004558655390074268,0.00020420730116653884,0.0001656392264330781,0.00009739354064834042,0.00008500775638144758,0.00008340366115898764,0.0000799133563550766,0.000060036179694186755,0.000044315376936496195,0.00004298645968414395,0.000040970458737520087,0.00003561130793051104,0.0000225018463896583,0.00001173627936388345,0.000009994674808103094,0.000008342438372073881,0.000006698532168595482,0.0000061534821954372125,0.000004860435469744168,0.000003115312854485778],"twin_dists":[0.36563247770830165,0.3966161011107223,0.4290521953592836,0.43831964756386815,0.503900217419377,0.5094429251660779,0.5353720292608585,0.5419268319530964,0.5582110821508499,0.5623060792864012,0.5628772371329407,0.5641568208067268,0.5726437930304397,0.581518113432288,0.5824005696156357,0.5837900610334855,0.5878265447322828,0.6008548289707227,0.6188577432940569,0.623220509218144,0.6280920076957689,0.633958391278787,0.6362124811588115,0.6424360031138696,0.6540100835582771],"n_dims_used":42,"mean_confidence":0.8875755128406343},"coverage":{"mean_confidence":0.8875755128406343,"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}}