{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011442","490:4900011644","490:4900011160","490:4900011703","490:4900011298","490:4900011776","490:4900011374","490:4900011510","490:4900011234","490:4900011166","490:4900010760","490:4900011843","490:4900011523","490:4900010426","490:4900011376","490:4900011167","490:4900011159","490:4900011375","490:4900012168","490:4900011437","490:4900011450","490:4900011012","490:4900010755","490:4900011587","490:4900010998"],"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":[0.5175444713376399,0.4424712216339122,0.43690732945479566,0.4302640599074407,0.40875137219323787,0.375009037991923,0.3601902824585922,0.350106983531082,0.3473935899120343,0.3360968748669014,0.3302102624384553,0.30545650354801845,0.3034025984595422,0.2982180741929111,0.2795843684422502,0.2752802378885328,0.2688437811590511,0.26456382163296766,0.24788350149890254,0.22858759370450965,0.22385059929404613,0.2217008696850471,0.20385374583474544,0.1991491988711316,0.19861568969395874],"twin_dists":[0.14906285340889036,0.16585128166983212,0.1671332939903133,0.16867252885091893,0.17372606796171616,0.1818989588172919,0.1855999418967409,0.1881626756936527,0.1888588403476606,0.19178868060660773,0.19333645655894954,0.20001918208998146,0.2005873214837368,0.20203146567926894,0.207348283906421,0.20860653884487795,0.21051086443389194,0.21179281888685017,0.21691733098328325,0.22312994811237422,0.22470736646565048,0.2254305547982776,0.23162505658792873,0.233319145364491,0.233512993954398],"n_dims_used":45,"mean_confidence":0.8916642930772569},"coverage":{"mean_confidence":0.8916642930772569,"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}}