{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002745","481:4810002526","479:4790003731","481:4810005153","470:4700002916","470:4700002920","470:4700004638","481:4810001641","472:4720000708","472:4720001083","470:4700002406","472:4720001295","479:4790003653","477:4770000893","470:4700000643","470:4700002753","470:4700002752","481:4810002635","470:4700000888","481:4810001019","479:4790000416","470:4700008660","470:4700001438","472:4720000168","479:4790003659"],"twin_admin_codes":[470,481,479,481,470,470,470,481,472,472,470,472,479,477,470,470,470,481,470,481,479,470,470,472,479],"twin_sims":[0.4383232123035698,0.4067953882111236,0.3904433225808912,0.35336543892414785,0.34765466645089343,0.34469448816313103,0.30949099139293346,0.3088385287212951,0.30735164292754646,0.2964676991128193,0.29491037002208964,0.2948576494026488,0.2948439741911547,0.2939765062956292,0.2915737584549798,0.28622723336727607,0.28059996200422177,0.2804095846754828,0.27786559783015513,0.277195126068802,0.27488612531412243,0.2734109423117692,0.2730432042830922,0.27280540988160645,0.26869113860190263],"twin_dists":[0.1668064467567062,0.17419117080603788,0.17811967147419602,0.18733038780658745,0.18879173294284554,0.18955418752197065,0.19890957571097656,0.19908845605010508,0.19949691650330917,0.20252234666758143,0.20296052546059018,0.20297538308926058,0.2029792372686365,0.20322393795490973,0.20390396043800152,0.2054291944539576,0.20705311137963556,0.20710839327792127,0.20784931681336957,0.20804527554271432,0.2087223513789834,0.2091567496181638,0.2092652616871537,0.20933547785659215,0.21055636588027785],"n_dims_used":43,"mean_confidence":0.9106095779773801},"coverage":{"mean_confidence":0.9106095779773801,"n_dims_used":43,"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}}