{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006029","480:4800006242","480:4800006166","492:4920002317","492:4920002140","492:4920002435","480:4800006030","492:4920002534","480:4800006243","480:4800006093","492:4920002200","492:4920002688","492:4920002048","480:4800006372","492:4920002322","480:4800006238","480:4800006025","492:4920002798","492:4920002259","492:4920002433","492:4920002691","492:4920002747","492:4920002210","492:4920002311","492:4920002096"],"twin_admin_codes":[480,480,480,492,492,492,480,492,480,480,492,492,492,480,492,480,480,492,492,492,492,492,492,492,492],"twin_sims":[0.37895558188957273,0.3532941924310921,0.2726784601105692,0.24183394637242067,0.16110888224052092,0.1606843251551033,0.15015988141912173,0.12405740919781764,0.11579034622636172,0.09833926617641539,0.08766476081613656,0.08181943445863461,0.08110087468079717,0.08056225587101641,0.0765062403515403,0.07310101758972828,0.07041140383473808,0.06893636432283794,0.06424649330498483,0.06392696642409376,0.06354648726373109,0.06309905684465045,0.060919521813653975,0.05597598712334433,0.053952692377410454],"twin_dists":[0.1809255820715801,0.18734854303103465,0.20937297912590297,0.21883014505060705,0.24817073162766323,0.24835001076764904,0.2529089930253746,0.26533906637390675,0.2696873724087339,0.27971792162177067,0.2865630030861602,0.2905963334948029,0.2911078927642874,0.2914937335464583,0.2944677658874267,0.2970643192767667,0.2991852714195788,0.3003764959021064,0.3043072112339358,0.30458344614563476,0.304913852438529,0.30530447725826493,0.3072404158682741,0.3118520098107537,0.31383694525002764],"n_dims_used":43,"mean_confidence":0.9206949278365734},"coverage":{"mean_confidence":0.9206949278365734,"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}}