{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003678","487:4870002876","490:4900001332","490:4900001465","487:4870002556","487:4870002128","490:4900001560","466:4660005111","490:4900001076","496:4960006232","487:4870004268","487:4870002303","487:4870004567","490:4900000420","496:4960006100","466:4660001350","466:4660000205","490:4900001739","490:4900000839","490:4900000827","490:4900001470","469:4690005288","490:4900001597","490:4900001461","487:4870003681"],"twin_admin_codes":[487,487,490,490,487,487,490,466,490,496,487,487,487,490,496,466,466,490,490,490,490,469,490,490,487],"twin_sims":[0.4441368149148714,0.42605404292661153,0.3705024057647389,0.3449737641236383,0.31874006711927766,0.3121389896417093,0.2968456775748992,0.2834474231612213,0.274856226919878,0.26258469701952186,0.2611924603231317,0.2597382702580822,0.2574489073035704,0.24942896097066397,0.24527981967900114,0.24425403134760162,0.24408723529748633,0.23913956151968563,0.2376325306915555,0.22462446950170403,0.22079263512671754,0.21604141887983086,0.2138628165638482,0.21370084431080477,0.21048671184017634],"twin_dists":[0.16546872319085298,0.16965297820259456,0.18301664105171325,0.1894821066171302,0.1963966226759841,0.19818580464552546,0.20241620118034123,0.20622895993218093,0.2087311413663898,0.21238998727920916,0.21281176165033944,0.21325381385483008,0.21395291391366586,0.21643349548312277,0.21773686123219968,0.21806127402949638,0.2181141074693551,0.21969204949488128,0.22017688804746904,0.224448162771542,0.2257375001593981,0.2273571613459085,0.22810785477366383,0.22816387230712196,0.22928146265016666],"n_dims_used":43,"mean_confidence":0.9137960034747457},"coverage":{"mean_confidence":0.9137960034747457,"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}}