{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006172","490:4900005526","490:4900005787","490:4900005402","490:4900005255","490:4900005789","490:4900005655","490:4900005785","490:4900006050","490:4900004837","490:4900004849","490:4900005539","490:4900004049","490:4900005534","490:4900005280","490:4900006036","490:4900005518","490:4900007509","490:4900004311","490:4900001877","490:4900004863","496:4960007971","490:4900006047","490:4900005522","493:4930007083"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,493],"twin_sims":[0.7379869307696637,0.734720606818258,0.6109193512724983,0.551282924986843,0.5004401122073455,0.47145506536999515,0.46580835777316826,0.4287190863999888,0.42608794282423346,0.40680805639401635,0.3939019399714628,0.3574545522822828,0.33827956313844393,0.3325526386403193,0.32851758365090095,0.32122845005105194,0.3203349271671774,0.31342785928555766,0.31046741953569634,0.3018231722603682,0.2920251391148855,0.2906260362764811,0.28705668197493683,0.284983586780677,0.2832914005056767],"twin_dists":[0.10124033485894061,0.10197669630042612,0.12893473426073332,0.14173670272295086,0.15281844154851923,0.15926779900257826,0.16053883864251509,0.16903187072394507,0.16964506754205966,0.1741881553232426,0.17728255556306,0.18629154550021856,0.1912185273890003,0.19271878373102616,0.19378430462751803,0.19572759387765074,0.19596749150719614,0.19783478954801473,0.19864228000039946,0.20102573382700656,0.20377595838518645,0.20417309835255315,0.20519146285121373,0.2057864173871805,0.20627398821018908],"n_dims_used":45,"mean_confidence":0.9141704983181423},"coverage":{"mean_confidence":0.9141704983181423,"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}}