{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000527},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000592","487:4870000348","487:4870000667","487:4870001843","487:4870001726","487:4870001933","487:4870000462","487:4870001722","487:4870001934","487:4870001649","487:4870001533","487:4870001633","487:4870001814","487:4870000473","466:4660013393","487:4870000351","487:4870001553","487:4870000655","487:4870000463","487:4870001725","487:4870000292","494:4940008649","487:4870000240","487:4870001812","487:4870000522"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,487,487,494,487,487,487],"twin_sims":[0.4238750010471131,0.3676521767372177,0.3361099766401206,0.3109067437485881,0.30370422079751586,0.29701178912588866,0.29638599488190237,0.2939702409109782,0.27296674992532116,0.25947277656530454,0.25386453485608174,0.24759017670261615,0.2471064391533605,0.2175999022429903,0.2019456893440317,0.1804199305155067,0.17936480788201123,0.17136429878495096,0.17035634056350654,0.1690370555324858,0.1503831743808598,0.1146099870140638,0.10465853948989058,0.10050275758621388,0.08908609829401556],"twin_dists":[0.17016201479790857,0.1837270029916506,0.19178525225196028,0.19852217272003975,0.20050374903705523,0.20236957819699178,0.20254530165947812,0.20322570688505084,0.2092878331035749,0.21333468784303358,0.21505540479049215,0.21700938008180976,0.2171613361873543,0.22682327028868154,0.23230886516852495,0.24035330673966174,0.24076456784502664,0.24394035517570536,0.24434792682069909,0.24488400770398633,0.25280987173536734,0.2703274562865567,0.2759368160537417,0.2784025639581043,0.28561475549685705],"n_dims_used":42,"mean_confidence":0.9100463503882998},"coverage":{"mean_confidence":0.9100463503882998,"n_dims_used":42,"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}}