{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002021","497:4970002737","490:4900013279","487:4870001355","490:4900013301","487:4870001078","487:4870004362","487:4870000025","487:4870004510","487:4870003931","487:4870001896","487:4870000013","487:4870002826","487:4870003239","487:4870002827","480:4800000958","487:4870001164","487:4870000818","487:4870000803","497:4970002107","494:4940007226","487:4870000012","487:4870000024","487:4870001984","490:4900013131"],"twin_admin_codes":[497,497,490,487,490,487,487,487,487,487,487,487,487,487,487,480,487,487,487,497,494,487,487,487,490],"twin_sims":[0.14264659315101574,0.13679520930815825,0.11339379134054821,0.11084906948434115,0.09679624729245924,0.09229439073984402,0.07982802209441715,0.07805797376562822,0.0771645412433636,0.07077262596472463,0.06827075884346312,0.06814605620559155,0.06661456726314573,0.06153087579316105,0.05319174080803994,0.05232231536098045,0.05165716446336413,0.05017481637122231,0.04868528206449782,0.048210959450788564,0.046794120166865724,0.04617480580178355,0.04076313306183707,0.04056685884272076,0.03981242266430683],"twin_dists":[0.25630953550728935,0.2590512800605468,0.2709922996461598,0.2724013724897485,0.28066997853669273,0.28351763657555035,0.2920230479183092,0.2933153391167642,0.29397658881896677,0.29889664456557036,0.30092082562702605,0.3010232868105595,0.3022942450751022,0.3066917303954606,0.3145994473850201,0.31548180164396467,0.31616510220440375,0.31771462335248835,0.3193105518388407,0.3198273054367091,0.3213965980960999,0.3220950628964303,0.32855818174592843,0.32880587552620727,0.32976747600412787],"n_dims_used":43,"mean_confidence":0.9101727507835211},"coverage":{"mean_confidence":0.9101727507835211,"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}}