{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009850},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009756","490:4900011439","490:4900011161","490:4900011364","490:4900008009","490:4900009337","490:4900011168","490:4900011643","490:4900011312","490:4900007904","490:4900012050","490:4900011896","490:4900011365","490:4900011372","490:4900009846","490:4900009545","490:4900011384","490:4900010749","490:4900009336","490:4900007996","490:4900010322","490:4900010340","490:4900010320","490:4900010769","490:4900010404"],"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":[0.012453495514787012,0.005238586269114451,0.005131381769063356,0.0032952093796838706,0.003003375694965546,0.0014513782650146707,0.0012029077987850952,0.0011523507355698155,0.0010608225951952387,0.0008687975750954952,0.0007648972847451434,0.0007514767407581862,0.0006704894207944902,0.0004841444775331595,0.0004473562266807481,0.000382104699206958,0.00026904202403373815,0.0002615924478509615,0.00024997366354092464,0.00022776923253030174,0.0002216674065260131,0.0002075868486780235,0.00017848102446729554,0.0001783435842963808,0.00016773969479840528],"twin_dists":[0.384645782241497,0.4209097132754504,0.421737489541902,0.43909431220093226,0.44264222006709186,0.4695368361815175,0.47623447948607234,0.47775284052273365,0.4806658332850991,0.48762293879374763,0.4920090245799328,0.49261549853996595,0.4965046660135839,0.5074463037450007,0.5100664150245311,0.5152537136193924,0.5266131956786252,0.5275118242086587,0.5289625399906679,0.531920542801118,0.5327809377590278,0.5348546368546562,0.5395977293276394,0.5396218093449027,0.5415344780013379],"n_dims_used":45,"mean_confidence":0.8919628567165798},"coverage":{"mean_confidence":0.8919628567165798,"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}}