{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001271","491:4910001338","491:4910001267","491:4910001203","491:4910001914","491:4910001006","491:4910001270","491:4910001337","491:4910001385","491:4910001564","491:4910001008","491:4910001070","490:4900002066","491:4910001742","491:4910001567","491:4910001205","490:4900002067","491:4910001200","491:4910002665","490:4900003243","491:4910001860","491:4910001744","491:4910001504","490:4900003924","491:4910001204"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,490,491,491,490,491,491,491,490,491],"twin_sims":[0.43165088255020045,0.38385490613543066,0.3445996832665512,0.3317045667763706,0.31717220044523714,0.3024362657627036,0.23918210843058052,0.2130512166694326,0.18682825385470092,0.182014565135754,0.18048369717392,0.16591400610491663,0.13874981760147453,0.13591317808633563,0.13569069084179664,0.13372225401660984,0.13324648944102724,0.1302954321483772,0.12328683102131915,0.1206354050753453,0.12052161216690778,0.1204820375228372,0.11343078719289942,0.11223377240918062,0.10614673985243851],"twin_dists":[0.1683504181888973,0.1797240157963634,0.18957866363398568,0.1929421402657734,0.19681967003203818,0.20085539506361774,0.21967839030862946,0.22838883265104984,0.2378913159039366,0.2397349757085242,0.240328506698092,0.24616513654952826,0.2581258516782514,0.25947212905456946,0.2595786088316584,0.2605264321103995,0.260757088681876,0.2622018170681878,0.2657348601971087,0.2671112805120309,0.2671708676253224,0.26719160076809145,0.2709719947890785,0.2716315714326036,0.27507237381517463],"n_dims_used":45,"mean_confidence":0.8986353556315104},"coverage":{"mean_confidence":0.8986353556315104,"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}}