{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001997","487:4870001905","487:4870001821","487:4870001635","487:4870001996","487:4870001540","487:4870001904","487:4870001730","487:4870001636","487:4870001909","487:4870001442","487:4870001541","487:4870001908","487:4870001445","487:4870001820","487:4870001637","494:4940005468","487:4870002000","487:4870001536","490:4900001050","487:4870001906","496:4960007693","487:4870003392","496:4960009287","494:4940006268"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487,487,490,487,496,487,496,494],"twin_sims":[0.6950193517140919,0.45612078446343507,0.38332850372319366,0.30160444025804745,0.29404790215389837,0.2053939977183207,0.18172501897521018,0.17118620717422275,0.14677704280035103,0.13658678276010394,0.13159628968965623,0.12505648855623244,0.1132917834182974,0.11254466798699071,0.098508472107881,0.0971180524924824,0.094562869440608,0.0931900980785077,0.09141011895877323,0.08924941545233027,0.08304049538466057,0.0782124216766088,0.07390214347565521,0.07324910326744676,0.06919951389995288],"twin_dists":[0.11078462611704734,0.16273202012620416,0.17985276210420142,0.20108655397986186,0.2032037820625755,0.23107625613951951,0.23984696389197763,0.24401224194023463,0.2544241245505104,0.259150544104096,0.26156195883199296,0.264828680391791,0.27104831226821263,0.2714597430135252,0.2796142348970034,0.2804704432316835,0.2820693505459231,0.2829424612176164,0.2840898116047208,0.2855065689132899,0.2897352174801076,0.2932016464224578,0.29644479449693495,0.2969493898248642,0.3001624715459123],"n_dims_used":42,"mean_confidence":0.9081127530052548},"coverage":{"mean_confidence":0.9081127530052548,"n_dims_used":42,"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}}