{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000788},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001618","487:4870001619","487:4870004057","487:4870009295","487:4870010742","487:4870008298","487:4870002948","487:4870008295","487:4870001331","487:4870008296","487:4870000103","487:4870010230","487:4870008584","487:4870004206","487:4870004198","487:4870008585","487:4870001513","487:4870010231","487:4870010741","487:4870003898","487:4870008443","487:4870000489","487:4870002946","487:4870009555","487:4870001611"],"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":[0.5736693038666912,0.45460652034946814,0.2174642510826531,0.2137109920065685,0.19853828165819035,0.19658919077640444,0.19145543202260734,0.19129889579328174,0.18912980187313097,0.1850207840608231,0.18479833574756777,0.17828425417200605,0.17650758822477883,0.16640470721923073,0.15971674986580042,0.15882922752896786,0.15686559187581608,0.15566573737569556,0.15551460768886263,0.1461142257721181,0.14498200572740808,0.1429524836768463,0.1423053032970006,0.14098396884590383,0.1397487735456902],"twin_dists":[0.13691779361489567,0.16307633765742363,0.22686963802758556,0.2281603619197522,0.23354114973661558,0.23425261163019054,0.23615026480498158,0.23620868060404476,0.2370215952622558,0.23857961797674934,0.23866465474896592,0.2411875230799553,0.24188692914885454,0.24596269841989482,0.2487598819662758,0.2491374334571707,0.2499782582604117,0.2504958212983637,0.25056121835073963,0.2547240073127509,0.2552386025883452,0.2561685281426133,0.25646712652719583,0.25707991872639435,0.2576566427353919],"n_dims_used":43,"mean_confidence":0.8903899081917697},"coverage":{"mean_confidence":0.8903899081917697,"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}}