{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010692","490:4900010708","490:4900010870","490:4900011539","490:4900011863","490:4900011798","490:4900010521","490:4900010958","490:4900012127","490:4900010707","490:4900010439","490:4900011549","490:4900010884","490:4900010443","490:4900010619","490:4900012053","490:4900010092","490:4900010691","490:4900010532","490:4900011110","490:4900011990","490:4900009991","490:4900010438","490:4900009882","490:4900010883"],"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":[0.44801262692657073,0.3717378588023723,0.3653978922954266,0.3457709464400809,0.28914715673370095,0.28709237764063295,0.2729808272543443,0.2716433574872942,0.2601396774622717,0.25992813231994394,0.2538062028855914,0.23142108232999517,0.22953734740522266,0.22537580210529007,0.22159427548766086,0.21753709871625765,0.2112239917438533,0.20876427336683534,0.20222658247280245,0.19693723506794816,0.19376236619921708,0.18817768196932763,0.18781201457525218,0.18524515710433537,0.18349988713474638],"twin_dists":[0.16458063392497777,0.18270957364219922,0.1842907903199645,0.18927652445627546,0.2045941227212788,0.205181241223814,0.20928367679926793,0.20967915278163712,0.21313163693852874,0.21319601046390527,0.21507342806286772,0.22219671545487435,0.22281629264888703,0.224197075623625,0.22546653560098234,0.22684473512359168,0.22902408502816746,0.2298851463568878,0.23220792106838467,0.23412521085001528,0.23529320305912121,0.23738048269218598,0.23751865363901908,0.2384939182723661,0.23916246499520047],"n_dims_used":45,"mean_confidence":0.9149767557779948},"coverage":{"mean_confidence":0.9149767557779948,"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}}