{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003969},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003970","490:4900004106","490:4900002099","490:4900004108","490:4900004104","490:4900001522","490:4900004253","490:4900004247","490:4900004393","490:4900004383","490:4900004242","490:4900001797","490:4900003973","490:4900004529","494:4940008953","490:4900008174","490:4900004258","490:4900003826","490:4900002422","490:4900003142","490:4900003547","490:4900008853","490:4900001941","490:4900001957","490:4900007850"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6899516074533125,0.5006964047650692,0.4577498459969669,0.44650469474278814,0.40601303985245,0.367278000242126,0.36605716721527004,0.3352628658911813,0.3067807857525882,0.2969856825387134,0.28004631852853235,0.27232725445344325,0.2535376452385075,0.24062027563555546,0.23446729709105965,0.22073809961912516,0.2038695719131206,0.2007020154729877,0.18891344874159438,0.18234592779452025,0.14533154464956566,0.14162226238256329,0.14099097493200458,0.13883080256224684,0.13456875555851025],"twin_dists":[0.11189330675810477,0.15276191858198618,0.16236206261645444,0.16492580726268974,0.1743774787921485,0.18382046276227276,0.1841257281259874,0.19200706579511206,0.19965403816728305,0.20237690458821123,0.20721394197537904,0.20947678212902057,0.2151564403330862,0.21921760954393682,0.2212017722153463,0.22575595773447912,0.23161940324653582,0.23275696616959538,0.23710303510205885,0.2396069684325995,0.2550794201244055,0.2567833676222443,0.2570766582786839,0.25808771933334135,0.26011755772988354],"n_dims_used":45,"mean_confidence":0.9251925998263889},"coverage":{"mean_confidence":0.9251925998263889,"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}}