{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001573},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001847","487:4870001669","487:4870002284","490:4900003594","490:4900002320","487:4870000533","490:4900004017","487:4870001848","490:4900003455","496:4960008015","487:4870002367","494:4940004788","490:4900002594","494:4940004549","487:4870000407","490:4900003995","490:4900002771","494:4940004779","490:4900003460","487:4870001756","494:4940004424","487:4870001197","487:4870001291","494:4940004296","466:4660009023"],"twin_admin_codes":[487,487,487,490,490,487,490,487,490,496,487,494,490,494,487,490,490,494,490,487,494,487,487,494,466],"twin_sims":[0.4609763695983121,0.4428294241695581,0.3133193365114147,0.3056477855958158,0.30257536568107135,0.29436993451543736,0.2687994604769619,0.26392938080047934,0.2600983714342638,0.25247286084947196,0.23098668828579066,0.22649917400543476,0.2211643567169562,0.220176026870274,0.21530144586308675,0.21432253510972327,0.21422483475349596,0.21363572173463982,0.21319376734394377,0.2131460515580607,0.2084530055067016,0.2071073365882209,0.20197472684427722,0.19397437609409562,0.1895375265412667],"twin_dists":[0.16163071664243003,0.16576896182403647,0.1978643132701884,0.1999663835079366,0.20081677623485336,0.20311290448195637,0.21052407440271537,0.21198394607542165,0.21314420384224858,0.2154861210272475,0.22233929578028358,0.2238226921527332,0.22561177192491041,0.22594636964337977,0.22761156294187404,0.2279490187291652,0.2279827556268931,0.2281864028100807,0.22833942891312367,0.22835596326745322,0.22999460132368443,0.2304690813611768,0.23229842553904517,0.23521479514689372,0.23686829617860278],"n_dims_used":43,"mean_confidence":0.9128465874250545},"coverage":{"mean_confidence":0.9128465874250545,"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}}