{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012455","490:4900012671","490:4900012383","490:4900012670","490:4900012250","490:4900012730","490:4900012298","490:4900012249","490:4900012594","490:4900012236","490:4900012232","490:4900012673","490:4900012233","490:4900012234","490:4900013193","490:4900012368","490:4900000648","490:4900012732","490:4900012315","494:4940008250","490:4900012536","490:4900012243","490:4900000758","490:4900012926","490:4900012385"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.5179547839769161,0.39628614691924524,0.3328308979890656,0.27427678056079186,0.2375832280657071,0.23747002031601103,0.21255126737375318,0.16739447881327066,0.13135556918344335,0.11474994923309316,0.11467862972585675,0.10936269540662537,0.1054733422873323,0.10319072541909537,0.09753450086694324,0.09077504108354087,0.08957081576810325,0.08481919592719674,0.08131478971809562,0.07956356093379231,0.07692879697551343,0.07408672894266378,0.07388469747427273,0.0710785523612119,0.06913489597746324],"twin_dists":[0.14897315100572125,0.17670747134933076,0.1926455664012164,0.2089016117673813,0.2201927833757013,0.22022929006757183,0.22856227691989994,0.24555567545690696,0.2616800023333416,0.270251293639793,0.27029009434006634,0.27323600974744355,0.27546235090624654,0.2767988412794215,0.2802129939494102,0.28450345083198697,0.28529412058933784,0.2884987669543224,0.29095522362536186,0.29221465652661555,0.2941520952113475,0.296302821242876,0.29645822784161024,0.29865313374130026,0.3002149651174565],"n_dims_used":45,"mean_confidence":0.9124648200141059},"coverage":{"mean_confidence":0.9124648200141059,"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}}