{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000643},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000641","491:4910000766","491:4910000434","491:4910000536","491:4910000486","491:4910000305","491:4910000485","491:4910000644","491:4910000433","491:4910000483","492:4920006698","492:4920006631","491:4910000437","491:4910000702","491:4910000306","491:4910000586","491:4910000896","487:4870004490","492:4920006895","491:4910005380","492:4920006927","491:4910004835","491:4910000707","487:4870002687","491:4910004836"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,492,492,491,491,491,491,491,487,492,491,492,491,491,487,491],"twin_sims":[0.4758436463772303,0.4667725175682407,0.3656112874562129,0.3547008993394017,0.32075063136813314,0.2925368465771231,0.2781774952650988,0.24021999175415654,0.23774187784802148,0.21569205056321814,0.19274928928565255,0.17325969877779573,0.13267905409638436,0.1274058497891317,0.10546637743382506,0.09683030874196578,0.09426589354212872,0.08424246676651027,0.0793457006350474,0.07699893095565356,0.0737334703655904,0.0725175242766391,0.07026141989677788,0.07014186419367016,0.06660496080035695],"twin_dists":[0.1582834840298672,0.16032144121886485,0.18423734634147648,0.1869904329222789,0.19585583452723038,0.20363099092085524,0.2077582568170093,0.21934567817941583,0.2201416418374414,0.22747720032979948,0.23566869682157435,0.2431785701728859,0.2610329995742341,0.263640578496546,0.2754663944846895,0.28064883409146146,0.282257381987186,0.2888973898635372,0.2923728859642746,0.294099836827025,0.296574779593926,0.2975190104092657,0.29930546602103736,0.2994014252087876,0.30230229214257665],"n_dims_used":45,"mean_confidence":0.8986719767252604},"coverage":{"mean_confidence":0.8986719767252604,"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}}