{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650001352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002889","475:4750000181","480:4800006450","497:4970002992","475:4750000336","480:4800006449","492:4920000908","473:4730005745","497:4970000079","475:4750000622","480:4800002703","475:4750000381","475:4750000108","475:4750000547","480:4800006468","480:4800005792","480:4800002756","474:4740003761","494:4940003032","475:4750000153","480:4800002705","487:4870000441","487:4870002952","484:4840008583","484:4840008606"],"twin_admin_codes":[497,475,480,497,475,480,492,473,497,475,480,475,475,475,480,480,480,474,494,475,480,487,487,484,484],"twin_sims":[0.19820585828145357,0.004601692324342697,0.0032951264147009023,0.0018750712449443197,0.0018422851975377573,0.0014486734403021215,0.0010847379665794201,0.0009483213903915149,0.0006291451875979564,0.0005823129333128976,0.00032262574385564363,0.0003043613660752345,0.0002901636503389131,0.00024265238259341912,0.00020401147749193893,0.0001485524516704416,0.00008993274253245252,0.000033308959110682476,0.00002903183182571525,0.000022862929193822077,0.000020645718112273194,0.00001874557671816171,0.000017814599655278276,0.00001566010020661821,0.000015203673363191188],"twin_dists":[0.23366214905409788,0.4260726946170256,0.43909527937954174,0.4602436889317274,0.46088971682362473,0.469603841695392,0.4798828677719637,0.4845838711681754,0.49866217210388,0.5012718653963621,0.5207632558090531,0.5226474322158241,0.5241868647558681,0.5299095746040828,0.5354022553529286,0.5453049875086227,0.5606141266039472,0.5897412747929875,0.5936590426193027,0.6004077678111853,0.6032667171424221,0.6059602526779675,0.607376538513584,0.6109457800808957,0.6117618716108736],"n_dims_used":44,"mean_confidence":0.8747277693314985},"coverage":{"mean_confidence":0.8747277693314985,"n_dims_used":44,"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}}