{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001752","500:5000002060","475:4750010522","500:5000001842","475:4750011891","475:4750011313","476:4760000602","484:4840002696","500:5000002061","473:4730001756","473:4730001303","475:4750004087","470:4700008541","500:5000004205","473:4730004507","500:5000007540","475:4750010573","489:4890002026","500:5000005822","473:4730007380","474:4740000347","473:4730005336","500:5000005718","500:5000003221","498:4980000389"],"twin_admin_codes":[500,500,475,500,475,475,476,484,500,473,473,475,470,500,473,500,475,489,500,473,474,473,500,500,498],"twin_sims":[0.16018680489759157,0.12178832437083352,0.1202479696083603,0.11448799515138791,0.10532340847917085,0.09718297965875694,0.08985059908307312,0.07353719323181304,0.07258889485828089,0.06815766118865424,0.06722995519553907,0.06158433316727302,0.06129377461961859,0.061210469213670335,0.06028068284980502,0.058117102454736336,0.05771971633853528,0.05764753224914225,0.05714697365319764,0.05601177628427728,0.05514017820592364,0.05388823034353866,0.053502729632083475,0.05103413681223403,0.050977271100879136],"twin_dists":[0.24856053880383508,0.2665099660842145,0.2673143353491748,0.2703938984555654,0.27554944375995555,0.28043024813612866,0.28510967292295514,0.29672634016617067,0.2974632358274381,0.3010137452087398,0.30178071215999286,0.30664396587908715,0.3069039932819003,0.3069787317839667,0.3078186223345858,0.3098150543375397,0.310188374429147,0.31025641431025863,0.31073017828445565,0.3118174370409053,0.3126646561757934,0.3139011917732075,0.31428673885498926,0.3168117961826811,0.3168711484678748],"n_dims_used":45,"mean_confidence":0.9186640421549479},"coverage":{"mean_confidence":0.9186640421549479,"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}}