{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003719},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003660","477:4770003661","477:4770003713","477:4770003761","499:4990000532","477:4770003716","477:4770002135","477:4770003757","477:4770003922","499:4990000246","499:4990000245","477:4770001714","499:4990000533","477:4770003537","477:4770002012","499:4990001002","499:4990000838","477:4770003768","477:4770001839","499:4990000759","499:4990000396","477:4770004001","499:4990001785","477:4770003847","477:4770003664"],"twin_admin_codes":[477,477,477,477,499,477,477,477,477,499,499,477,499,477,477,499,499,477,477,499,499,477,499,477,477],"twin_sims":[0.8684523849319146,0.8659805663447552,0.8519774102341442,0.8367961702589618,0.8160589448212978,0.8039862908128429,0.8000694234527754,0.7974993404953995,0.7791092690100756,0.76815634025946,0.7331741935061019,0.7315032314256685,0.7295238994488872,0.7272439028453003,0.7249219982832337,0.7241437278023732,0.7182185660656432,0.716351810018511,0.7154575821726195,0.714518350062077,0.713617663646477,0.7135138863818457,0.7072104450296528,0.7020011703830998,0.6973459659638487],"twin_dists":[0.06897852006066421,0.0696720185104059,0.07351292163832229,0.07752859936222739,0.08280834185309457,0.08579054101194997,0.0867454199976722,0.08736881220259547,0.09176236376430748,0.09432894046968694,0.10232460665570133,0.10270003444688232,0.10314408237740279,0.10365470953254682,0.10417378570151256,0.10434756565172174,0.10566729824449517,0.10608191974790093,0.1062803433720863,0.10648862150181351,0.10668822665349774,0.1067112173756404,0.10810473320356692,0.10925219231894805,0.1102746256441003],"n_dims_used":45,"mean_confidence":0.9252691480848524},"coverage":{"mean_confidence":0.9252691480848524,"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}}