{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006966","494:4940002456","494:4940003132","494:4940003018","494:4940003823","496:4960001400","493:4930006997","493:4930006048","493:4930007010","496:4960003917","496:4960002674","494:4940003694","496:4960002531","496:4960001657","493:4930007095","494:4940003821","493:4930005541","496:4960003912","494:4940003360","493:4930007050","494:4940004428","493:4930006642","496:4960002669","496:4960003776","496:4960001315"],"twin_admin_codes":[493,494,494,494,494,496,493,493,493,496,496,494,496,496,493,494,493,496,494,493,494,493,496,496,496],"twin_sims":[0.7188196854140321,0.6537076624565832,0.5672429888661648,0.4940614298121571,0.45911563492272867,0.42378658992571944,0.416257789658543,0.36032439025134744,0.352258568803958,0.3313885294763061,0.32756815314488785,0.3194097798004632,0.3044800987192968,0.2974889333220736,0.2967437810588089,0.28468436604722,0.2813374433524925,0.27943639683271937,0.27792712680376996,0.27308659622696085,0.26321541133139226,0.2620162776138756,0.25696239388978376,0.2565875928124503,0.25631178984274217],"twin_dists":[0.10553366817745863,0.1197517464989225,0.13829864726570396,0.15422784492473893,0.16205225937982867,0.17018269111004636,0.17195014503007836,0.18556610810834365,0.18761265866978633,0.19302545478820585,0.19403606070368232,0.19621627558851992,0.20028899257215427,0.2022357420434131,0.2024448083498767,0.20587250488508693,0.2068391754646194,0.2073913447582338,0.2078313481954444,0.20925245292768596,0.21219937503378408,0.21256201869873095,0.21410198474014872,0.21421694787489606,0.21430161305751447],"n_dims_used":45,"mean_confidence":0.9277420043945312},"coverage":{"mean_confidence":0.9277420043945312,"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}}