{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000189","487:4870000187","487:4870001269","487:4870003650","487:4870000583","487:4870003347","487:4870000528","487:4870000241","487:4870000347","487:4870002243","487:4870000594","487:4870000396","487:4870000188","487:4870002244","487:4870000191","487:4870001457","494:4940008845","487:4870001456","487:4870002276","487:4870004508","487:4870000267","487:4870001716","487:4870000185","487:4870000659","487:4870000403"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487,487,487,487,487,487,487,487],"twin_sims":[0.5115480197583727,0.3652860579427298,0.35496656596948123,0.3089293628245933,0.30585901309168856,0.25417469568098,0.24733477868112339,0.23674340494580504,0.2228367306915306,0.2188151770011849,0.2086532307008298,0.19346814638279738,0.1820945391227793,0.16125520898658907,0.15432563212007253,0.14162732956733529,0.12589202843513544,0.12448964029947088,0.12336015284955451,0.1130344562220949,0.11018530495590385,0.107569827064075,0.1033936914892712,0.09994656326826555,0.09824973788784086],"twin_dists":[0.15037579277516117,0.18431880506737358,0.18692288392874137,0.19906353981668723,0.19990810167958678,0.2149596161951643,0.2170895842886544,0.22046387625808295,0.2250478610818537,0.2264087336070313,0.22992418090358768,0.23540211368128788,0.23970406624243865,0.24810902124885745,0.2510773423014313,0.2567810173929606,0.264404212338759,0.2651178764265739,0.26569711884213193,0.2711897836594742,0.2727730170362374,0.27425451833346454,0.2766790753166194,0.2787385842632937,0.27977283976609446],"n_dims_used":43,"mean_confidence":0.9111603138058685},"coverage":{"mean_confidence":0.9111603138058685,"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}}