{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001394","480:4800001507","480:4800002487","480:4800001287","480:4800001351","480:4800002389","480:4800001336","480:4800001897","480:4800002202","480:4800001739","480:4800002484","480:4800001960","480:4800001794","480:4800002435","480:4800002399","480:4800002075","480:4800001522","480:4800001737","480:4800001689","480:4800001273","496:4960009707","469:4690001972","480:4800001562","480:4800001953","480:4800002021"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,469,480,480,480],"twin_sims":[0.35563875098474174,0.29218090619521186,0.2627070925315945,0.2550975939206923,0.23882559302338738,0.23641602987687604,0.23573774908518436,0.22391863785463903,0.21768551144751822,0.18513425523474852,0.1742697664634975,0.17119849514433955,0.1688916868857579,0.16618636143422874,0.16360095319416412,0.16202871643290373,0.15854021472374438,0.1487903582129345,0.14798213132738544,0.12527490216629883,0.12223103236526806,0.12130702578554467,0.11970804605341166,0.11322472101920539,0.10802047635901685],"twin_dists":[0.18675208931319742,0.20373181339434931,0.2123529749530322,0.21467503078347636,0.2197928943117638,0.22056972219112334,0.2207893270755059,0.22468455341884716,0.22679401769096372,0.2385362683161506,0.24277504285924542,0.24400728017418988,0.24494326070721226,0.24605272344691662,0.2471252500950537,0.24778348349975315,0.24926071082807794,0.2535193209386069,0.25388145325693584,0.26471751532673676,0.26628022163424436,0.26676046086654487,0.26759814445061836,0.27108515745061895,0.2739972787934243],"n_dims_used":43,"mean_confidence":0.9221894907396894},"coverage":{"mean_confidence":0.9221894907396894,"n_dims_used":43,"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}}