{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007299},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006933","490:4900007175","490:4900006683","490:4900007300","490:4900007541","490:4900006685","490:4900006563","490:4900006809","490:4900007301","490:4900007297","490:4900006932","490:4900007655","490:4900006445","490:4900007407","490:4900007660","490:4900007645","490:4900006444","490:4900006810","490:4900007305","490:4900006910","490:4900006325","490:4900006684","490:4900006202","490:4900006682","490:4900005828"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.33686078448532975,0.18685453988270742,0.1758528378512914,0.17405405483421418,0.1551131343179343,0.1442766848705613,0.1352203458897694,0.13034724058095756,0.12755986069825595,0.123631730137285,0.12166997743283978,0.12125441852584823,0.10929103105139328,0.08989079255790097,0.08570059674006501,0.07946999120754046,0.07522406399870317,0.06931836663590271,0.06691061746341147,0.06249099960348769,0.062319144012006035,0.05805648584947481,0.057119945124303115,0.04497695616448444,0.04232546026956232],"twin_dists":[0.19158890825300226,0.23788134050964638,0.24214594238344653,0.24286108023167485,0.25073517052203387,0.2555606787465785,0.2598041419822324,0.2621762419228427,0.26356327504819077,0.2655574768859021,0.26657149036983835,0.2667878865728798,0.27327647236071523,0.2850832127090715,0.2878937160786661,0.2922825724917384,0.2954342918940046,0.3000660232570701,0.3020467146788737,0.30583898883176086,0.3059908305474152,0.3098718636589859,0.3107558572904592,0.3234685698619183,0.32662163066768557],"n_dims_used":45,"mean_confidence":0.8894028557671441},"coverage":{"mean_confidence":0.8894028557671441,"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}}