{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003069","487:4870002688","487:4870003204","487:4870003199","487:4870003074","487:4870002687","487:4870002577","487:4870003065","487:4870004490","487:4870001886","487:4870004339","487:4870002238","487:4870002321","487:4870001239","487:4870002389","487:4870002578","487:4870001523","487:4870002484","487:4870003474","487:4870000553","487:4870003070","487:4870001428","487:4870002685","487:4870003066","487:4870002690"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.6425687054232088,0.435560034467393,0.3307019539153619,0.32982443592480193,0.304705223173893,0.29755024026118754,0.2473065660771212,0.23531897636578553,0.2206026115023844,0.20771913554677848,0.18921605727408602,0.18714802232530367,0.1821715910268532,0.1762699906646904,0.17069558056878087,0.1704626441156604,0.1657567523399644,0.16151556465404662,0.1552092918366871,0.15224636161248276,0.1513611167976104,0.14644614874515827,0.14520757249833094,0.14427547402052796,0.14067213078788202],"twin_dists":[0.12214853069593426,0.16744469797255412,0.1932066015261619,0.19343842711095538,0.20022673941709399,0.20221855495515983,0.21709844732632036,0.22092511819517094,0.22580182697815218,0.2302531025508723,0.23698914510378372,0.2377700324619244,0.23967429521337077,0.24198084135758272,0.24421056127212623,0.24430486114008804,0.2462301027905418,0.24799932189241117,0.2506934769944333,0.2519869818598425,0.2523770277915836,0.2545737076691416,0.2551358454126536,0.255561232669344,0.2572251623256059],"n_dims_used":43,"mean_confidence":0.8975214403729106},"coverage":{"mean_confidence":0.8975214403729106,"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}}