{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002742},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001977","490:4900002134","490:4900004127","490:4900003037","490:4900007367","490:4900002291","490:4900002290","490:4900003439","490:4900003443","490:4900004400","490:4900004812","490:4900002450","490:4900002289","490:4900001539","490:4900004811","490:4900003184","490:4900003182","490:4900004543","490:4900003454","490:4900003314","490:4900003311","490:4900004556","490:4900002440","490:4900001984","490:4900001285"],"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":[0.5975550385874576,0.529369341929487,0.5034775957626103,0.39018561593274403,0.37392400634239453,0.37111338892517304,0.36561693986315924,0.3629104393120566,0.3623081599483577,0.3594653904662043,0.34479643918032793,0.3204135029189789,0.30775964046784227,0.30646006640036794,0.30466498253817564,0.2915326443212109,0.29062340462218367,0.2730139585656346,0.27271598169655564,0.27145417071235906,0.2654368733473438,0.263875146765017,0.2605356055660288,0.2488852820359016,0.24882122482465746],"twin_dists":[0.13179654839864716,0.1464842478433693,0.1521490638142183,0.17818218451004023,0.18216744800033893,0.1828647200673446,0.18423593093180107,0.18491492822038216,0.18506637395844835,0.1857829349078877,0.18952787045628705,0.19594638005809167,0.19938472304059027,0.19974238635354777,0.20023786511246522,0.20391562538955477,0.20417384642672975,0.2092738953634266,0.20936189404078268,0.20973519010342095,0.2115302763702487,0.21200029754449098,0.21301124375512767,0.21660348497505882,0.2166235290891233],"n_dims_used":45,"mean_confidence":0.9204135470920138},"coverage":{"mean_confidence":0.9204135470920138,"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}}