{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005262},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002789","493:4930006784","478:4780001865","490:4900006782","493:4930007189","478:4780001968","478:4780003528","493:4930006785","478:4780001970","478:4780003421","478:4780004258","490:4900004841","478:4780002497","478:4780004143","478:4780002074","470:4700006220","478:4780002075","470:4700006758","478:4780004147","466:4660002830","490:4900004561","478:4780001967","478:4780004027","478:4780002978","478:4780001662"],"twin_admin_codes":[470,493,478,490,493,478,478,493,478,478,478,490,478,478,478,470,478,470,478,466,490,478,478,478,478],"twin_sims":[0.4002624987893714,0.3819910393104362,0.3532461696323795,0.3337096341724066,0.33036235537753816,0.3247712589315286,0.3237660763435082,0.3164247743981308,0.31621117366019175,0.3128738391688641,0.31262362243200853,0.3108539439784886,0.308416805676148,0.3075431947783563,0.30532268746086133,0.30077506869059406,0.2974548027253574,0.2947579325912617,0.2945358966250215,0.2939849793857132,0.2938972411683657,0.29385995305420304,0.29028437740076984,0.2890712686574371,0.28632358996120905],"twin_dists":[0.17575187437650605,0.18018025751937167,0.18736078140371012,0.19241456674999716,0.19329627770401064,0.19478005312572244,0.19504830611832388,0.1970217585414033,0.19707956131705318,0.19798557228085822,0.1980537213979866,0.19853660256477726,0.19920419191012972,0.19944423182048757,0.20005613001317768,0.20131740121106853,0.20224531128426693,0.20300348938975477,0.20306609289936361,0.2032215457502799,0.20324631882720495,0.20325684853249787,0.20427025207587268,0.2046157620202538,0.20540155610211966],"n_dims_used":44,"mean_confidence":0.9149742993441495},"coverage":{"mean_confidence":0.9149742993441495,"n_dims_used":44,"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}}