{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008378","496:4960008964","490:4900000599","496:4960008859","490:4900000111","490:4900000278","496:4960008683","490:4900000601","496:4960008388","490:4900000327","487:4870006431","490:4900000415","496:4960008375","490:4900000338","490:4900000268","496:4960008368","490:4900000414","490:4900000710","490:4900000499","496:4960008588","490:4900000070","490:4900000202","490:4900000190","490:4900000725","490:4900000602"],"twin_admin_codes":[496,496,490,496,490,490,496,490,496,490,487,490,496,490,490,496,490,490,490,496,490,490,490,490,490],"twin_sims":[0.6166423052993675,0.5760896631880431,0.4299591547423212,0.41202613271268484,0.403136786398058,0.38580318356248156,0.3206586939310804,0.3007769619080086,0.2956719120684411,0.2910559895563486,0.28220606917940894,0.2656302262777545,0.2647260171938803,0.2621819779867694,0.254601690760284,0.25247012859679324,0.2511227566199069,0.24949435934515424,0.24707336870726931,0.24461416614094073,0.2298231158618242,0.22964583515218454,0.228215542357202,0.22664341430502927,0.21737916098142152],"twin_dists":[0.1277091112146858,0.13639813704905213,0.1687434042860196,0.1729495692020702,0.17506380961431184,0.17924824181829008,0.1958805216757722,0.20131687383036556,0.20274608372446704,0.20405093391027604,0.20658763105014724,0.21147220445497264,0.2117440029159779,0.21251184556706704,0.2148278664006039,0.21548696812990528,0.2159054187041432,0.2164130636719382,0.21717173155482014,0.2179472789649025,0.2227220856224225,0.22278051923946884,0.22325305261479275,0.2237747108677085,0.22689873311145978],"n_dims_used":45,"mean_confidence":0.9140484280056423},"coverage":{"mean_confidence":0.9140484280056423,"n_dims_used":45,"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}}