{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001993},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002760","490:4900004442","490:4900004578","490:4900003061","490:4900003223","490:4900003727","490:4900003215","490:4900003060","490:4900003589","490:4900004434","490:4900003609","490:4900003868","490:4900001840","490:4900002768","490:4900003881","490:4900001846","490:4900001839","490:4900002453","490:4900004021","490:4900003622","490:4900003607","487:4870001768","487:4870001590","490:4900003340","487:4870001954"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,487,490,487],"twin_sims":[0.6492710502994056,0.6370942012551021,0.6361446264796418,0.6264421469200672,0.5673435975858819,0.565645355376839,0.5508237041308968,0.5313229970172462,0.5304341063929454,0.5245670410968489,0.5219324830269436,0.5136882165834615,0.48426614588607647,0.4796396373442576,0.474645381631706,0.46531992097368924,0.45297991650036135,0.452113314354308,0.45206651083327654,0.44263708890105335,0.44063194755330426,0.43981113913094383,0.4313950597210194,0.42411493660966326,0.4201522105956241],"twin_dists":[0.1207071408588278,0.12332439159695233,0.12352823155110068,0.12560935803197487,0.13827701551344054,0.1386422138997954,0.14183584103466756,0.1460594562834478,0.146252690518728,0.14752987645937418,0.14810441944545943,0.14990675481711663,0.15640260277724777,0.15743447411905323,0.15855194419297688,0.16064902997892028,0.16344666703301408,0.16364416648101637,0.16365483702879488,0.1658131599006937,0.16627437958649635,0.16646341631397168,0.16840980531235078,0.17010591121401158,0.17103421947941042],"n_dims_used":45,"mean_confidence":0.9175871107313368},"coverage":{"mean_confidence":0.9175871107313368,"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}}