{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000828","487:4870001003","487:4870001186","487:4870000747","487:4870001282","487:4870001092","487:4870001091","487:4870001015","490:4900012941","487:4870000830","487:4870000917","487:4870000832","490:4900012888","490:4900013270","487:4870003649","487:4870001370","490:4900012991","490:4900012489","487:4870001002","496:4960008140","490:4900012997","494:4940008491","490:4900013096","490:4900007361","490:4900002125"],"twin_admin_codes":[487,487,487,487,487,487,487,487,490,487,487,487,490,490,487,487,490,490,487,496,490,494,490,490,490],"twin_sims":[0.644267804500567,0.40065384243964497,0.2543530475072181,0.2455886313574035,0.22251546424205246,0.21408856880533586,0.21056438370106023,0.19336479138178528,0.17474087004875685,0.17018290471724676,0.1641006325629031,0.1498253980309419,0.14277361316806483,0.11180561547540882,0.10746565286827967,0.10642946704303116,0.10516390909975064,0.10457954037243132,0.10394477744709218,0.1033367559660183,0.103203739592454,0.10072265735810061,0.09842859344241996,0.09840507497168577,0.09261624199175741],"twin_dists":[0.12178332735486957,0.17565806098883968,0.2149045684735355,0.217639368639016,0.22515596970825963,0.22802982696553403,0.229254319305248,0.2354403996882698,0.2425874054096419,0.24441823053791778,0.24691701362534846,0.2530576757685807,0.2562509554170615,0.2718688109120941,0.27431410194045686,0.27490921418462094,0.275642198947253,0.27598297046908055,0.2763548130459685,0.27671265324532646,0.27679115638348983,0.2782701145880728,0.27966316586130735,0.2796775784144574,0.283310455504235],"n_dims_used":43,"mean_confidence":0.9078755046046058},"coverage":{"mean_confidence":0.9078755046046058,"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}}