{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011792},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011724","490:4900011530","490:4900011664","490:4900011920","490:4900011408","490:4900011789","490:4900011336","490:4900011410","490:4900011035","490:4900012137","490:4900011541","490:4900011796","490:4900011117","490:4900011034","490:4900010709","490:4900011729","490:4900011989","490:4900011119","490:4900009969","490:4900011271","490:4900011795","490:4900011806","490:4900010949","490:4900011723","490:4900012122"],"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":[0.6025555438506235,0.45854050431731125,0.45117193610490963,0.4279435065466057,0.3819602892724633,0.3776436336926907,0.37178691747432896,0.36556054083112843,0.3649982782810328,0.35060541927165384,0.29843797546242956,0.2853727634909054,0.2730057884147314,0.2721800579299805,0.25870428993586,0.25692712487519304,0.25366784072139653,0.24951306742527618,0.24656896619342583,0.2465522485716391,0.2439461435572809,0.24043477242803185,0.23315698170223773,0.22766698481050301,0.22205374236247352],"twin_dists":[0.1307256784264999,0.16218267644938256,0.16385886633823044,0.1692124608457083,0.1801877935276823,0.1812486110009212,0.18269739072741997,0.18425005421126564,0.18439091435947863,0.1880351020668206,0.2019699156106458,0.20567453037151315,0.20927630738870875,0.20952031231465465,0.2135690762598866,0.2141127983225474,0.21511618940053615,0.2164072195093355,0.2173303964216285,0.21733565868726065,0.21815881714282406,0.2192769430688106,0.22162869576967373,0.22343480201906282,0.22531152523956868],"n_dims_used":45,"mean_confidence":0.911145273844401},"coverage":{"mean_confidence":0.911145273844401,"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}}