{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009955","490:4900009956","490:4900009661","490:4900010057","490:4900010154","490:4900009857","490:4900009337","490:4900010058","490:4900010423","490:4900010056","490:4900010511","490:4900007789","490:4900010334","490:4900008019","490:4900010507","490:4900010851","490:4900009437","490:4900009754","490:4900010061","490:4900010251","490:4900010333","490:4900009856","490:4900010332","490:4900010244","490:4900010156"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5836710063672133,0.4613209475214665,0.382898540020693,0.3149787123375809,0.22321263314779743,0.21028140657641178,0.16930517044796542,0.1658063278578996,0.15758765604498862,0.156030936549761,0.15575054146719858,0.1101724566843287,0.1039484047161177,0.10209956230162814,0.09824973788784086,0.09789948752870109,0.09768383123460518,0.09102351911250246,0.08827897549451029,0.08818205023552857,0.08810180801504322,0.08188847460886019,0.08029484799753556,0.07857042640207035,0.07797156453269971],"twin_dists":[0.13477165098124588,0.1615527201428096,0.17995798443473893,0.1974135118350234,0.2249214989094904,0.22935324175901084,0.2447748186860783,0.24620961685952186,0.24966818425657814,0.25033798319034284,0.2504591450839632,0.2727802278934575,0.27635268318208506,0.27744588180310426,0.27977283976609446,0.27998806717257974,0.2801208878436189,0.2843413401165239,0.2861517421462747,0.28621648925461507,0.2862701346883005,0.29054737182312124,0.291686060237989,0.29293880309589704,0.2933790258741684],"n_dims_used":45,"mean_confidence":0.8897224426269531},"coverage":{"mean_confidence":0.8897224426269531,"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}}