{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001177","487:4870000095","466:4660010832","466:4660011164","487:4870002407","487:4870000387","487:4870002279","466:4660010009","466:4660011644","487:4870004380","490:4900012761","487:4870002442","487:4870003242","487:4870000600","487:4870004540","490:4900012540","466:4660011479","487:4870000476","466:4660010514","466:4660011168","487:4870000384","466:4660011008","487:4870000717","490:4900012395","487:4870000248"],"twin_admin_codes":[487,487,466,466,487,487,487,466,466,487,490,487,487,487,487,490,466,487,466,466,487,466,487,490,487],"twin_sims":[0.35695887498055967,0.24836837625297226,0.23075328432462025,0.1895215573146422,0.15065893099946137,0.14687679085231217,0.13621386495188706,0.12499308984428473,0.11255943362734665,0.1087491105195679,0.10796034923035011,0.10543791716093218,0.10030010560014281,0.09628841972102117,0.09541378884401717,0.09137443244071128,0.08829406752919859,0.08343661189690332,0.08320698868864417,0.08113333726316391,0.079720794169267,0.07596907042854874,0.07554763067025683,0.07379673059046582,0.06646462629978889],"twin_dists":[0.18641714492704387,0.21676532412678387,0.22241597847446765,0.23687429605394508,0.2526876108573616,0.2543790816230326,0.25932843123471505,0.26486097577995127,0.27145159132356284,0.27358311454366424,0.27403155238017085,0.27548291979700673,0.27852482559822495,0.2809859201630297,0.281533151720729,0.28411299457100003,0.28614166558536364,0.2894580428803514,0.2896185887211174,0.29108470378503615,0.2921006757079004,0.29487109220728297,0.29518913639155375,0.296526001029805,0.3024199544992962],"n_dims_used":43,"mean_confidence":0.90337256498115},"coverage":{"mean_confidence":0.90337256498115,"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}}