{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004289","473:4730004283","473:4730003353","473:4730002951","473:4730003916","473:4730007005","473:4730003283","473:4730004098","473:4730002873","473:4730003424","473:4730004386","473:4730003581","473:4730002950","473:4730004019","473:4730004210","473:4730003021","473:4730004011","473:4730007462","473:4730004103","473:4730003505","473:4730004104","473:4730003735","473:4730003577","473:4730003227","473:4730003736"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8813647859091315,0.7904031951223156,0.7234451392034728,0.6910529626982626,0.6764359036373773,0.6500713728271024,0.647028268637789,0.640962504037203,0.6319357340327724,0.6261830970416673,0.6072108722737519,0.6057297581320279,0.5871138817381457,0.5801439816414553,0.5375538660895233,0.5294316029686982,0.525753428816358,0.5230788887903465,0.5212800150018528,0.5092496637454476,0.50873733195574,0.5037521878983787,0.5025607515717777,0.500221760436011,0.4934438578932886],"twin_dists":[0.06526982649009759,0.08907763222921268,0.10450346609549134,0.11165260827904974,0.11483689631557438,0.12053487619103612,0.12118971006572794,0.12249365070003633,0.12443135978191495,0.12566488729958636,0.12972883548140912,0.13004598191777456,0.13403355054688723,0.1355281143507412,0.1447067934503608,0.1464707050302885,0.1472713628708495,0.14785433077519775,0.14824681205723247,0.15088004818579856,0.15099253280086197,0.15208860574906466,0.15235099408459513,0.1528666033657375,0.15436457705929443],"n_dims_used":45,"mean_confidence":0.9128965589735243},"coverage":{"mean_confidence":0.9128965589735243,"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}}