{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002245","490:4900003659","490:4900001109","490:4900003793","490:4900004076","490:4900004078","490:4900002376","490:4900002982","490:4900001237","490:4900004501","490:4900001923","490:4900001925","490:4900002549","490:4900003931","490:4900002379","490:4900003121","490:4900003137","490:4900002542","490:4900003666","490:4900003935","490:4900003658","490:4900002983","490:4900002976","490:4900003264","490:4900002533"],"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":[0.11271058201636701,0.09568058538273166,0.09267077062516302,0.07256560437255506,0.06831881463510102,0.06730465366067978,0.06587676977679649,0.06326926227165368,0.04883528447737755,0.04491549986359109,0.03334390974011546,0.0294605531213069,0.02901536733814113,0.02800084280369474,0.027994486167642066,0.027476217249224465,0.02737121173005369,0.027300201051749774,0.024138751518215366,0.022806865656787263,0.02222824874490063,0.021104303497884183,0.020951779231606085,0.02058319587206718,0.02022005161181364],"twin_dists":[0.2713681939807753,0.28136580785042115,0.2832754108649855,0.2974814319626309,0.30088138152147137,0.30171863832476625,0.3029150515967598,0.3051556145680458,0.3191480054433843,0.32353986189183903,0.3387150601635565,0.34482608687705846,0.3455701022499464,0.3473029645448655,0.347313991049174,0.348220335424012,0.3484057587334347,0.3485314999359474,0.3544377687157568,0.35712856494030853,0.35834022485774414,0.3607743220533528,0.36111328336274273,0.3619413584808325,0.36276994634718596],"n_dims_used":45,"mean_confidence":0.9166361490885416},"coverage":{"mean_confidence":0.9166361490885416,"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}}