{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001918","487:4870002093","487:4870002167","487:4870002179","494:4940005945","487:4870002346","487:4870002862","487:4870002007","494:4940003863","487:4870002001","494:4940005821","494:4940005470","494:4940003982","494:4940005093","494:4940008217","494:4940008788","494:4940004222","487:4870002501","494:4940004102","494:4940008218","494:4940008222","487:4870003125","494:4940005081","494:4940008499","494:4940005708"],"twin_admin_codes":[487,487,487,487,494,487,487,487,494,487,494,494,494,494,494,494,494,487,494,494,494,487,494,494,494],"twin_sims":[0.4741224156968165,0.41883116780298957,0.3117941441756041,0.3044325925923702,0.29555768933607335,0.27413007415294394,0.2499246966963458,0.24502629077060636,0.23691849902302306,0.23685833261413908,0.2317270310766005,0.21310072321700507,0.21269735900787856,0.21167041765488892,0.2100257813541473,0.20800799024802188,0.19722475158020678,0.19587803054317035,0.19379570551452965,0.19136109764296194,0.1887606375852812,0.18690514161119587,0.18619366540211624,0.18606549022828342,0.180557575100401],"twin_dists":[0.1586691796803097,0.1713445073500097,0.19827986110263943,0.2003021327414169,0.2027782267807935,0.20894480713936336,0.21627870271359725,0.21781696004419693,0.22040730458900654,0.22042674085481906,0.22209640020901644,0.22837167264991795,0.22851156573480474,0.22886853802515753,0.22944268037574186,0.23015128107657076,0.23402008363692023,0.23451341674322132,0.23528086918305927,0.23618546428191756,0.23716059576142762,0.23786214022171434,0.23813243815551982,0.23818121045160906,0.2402997819513966],"n_dims_used":43,"mean_confidence":0.9086786314498546},"coverage":{"mean_confidence":0.9086786314498546,"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}}