{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002593},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001381","473:4730004420","489:4890002517","489:4890002512","469:4690000550","485:4850006006","489:4890001776","484:4840004957","489:4890002595","469:4690001522","489:4890001697","469:4690002910","489:4890003327","500:5000009868","489:4890002010","485:4850004598","489:4890003163","470:4700005287","469:4690001537","469:4690003214","467:4670002900","496:4960009812","469:4690003415","481:4810003408","489:4890002519"],"twin_admin_codes":[477,473,489,489,469,485,489,484,489,469,489,469,489,500,489,485,489,470,469,469,467,496,469,481,489],"twin_sims":[0.20619808144336746,0.18202521826398432,0.15411625995767717,0.14288941644047365,0.13203113622060028,0.09499166654346111,0.09394349646788526,0.08733584781762183,0.08527811684348484,0.08193692242693272,0.07826989547858096,0.07562539065600199,0.07392762628076192,0.07237318732859924,0.07006584281002069,0.07003197714845698,0.06903725884816138,0.06797067214712814,0.06697499060732322,0.06631593090391794,0.06510380649359737,0.062320203822771106,0.061377979632564604,0.060633666660078196,0.06051052396068893],"twin_dists":[0.2307908748848547,0.23973085778453407,0.25116853014675106,0.2561975820939486,0.26134913236062773,0.28179867525215735,0.2824620383210454,0.28678417602705747,0.28818311183867173,0.290513033474377,0.29315938469333463,0.2951303465236519,0.29642517745295893,0.2976319425775291,0.29946251145641606,0.2994897412077929,0.30029435816497674,0.3011676486222205,0.3019930098866229,0.3025448482740861,0.30357156481058606,0.30598989310823815,0.3068285323815017,0.3074985214717334,0.3076100182076273],"n_dims_used":45,"mean_confidence":0.9145207722981771},"coverage":{"mean_confidence":0.9145207722981771,"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}}