{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004672},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005490","490:4900005226","490:4900005231","490:4900004957","490:4900004680","490:4900004959","490:4900004817","490:4900005099","490:4900005367","490:4900004402","490:4900001684","490:4900004689","490:4900004963","490:4900004673","490:4900005234","490:4900004971","490:4900003035","490:4900001976","490:4900005362","490:4900004671","490:4900003584","490:4900003165","490:4900005365","490:4900003720","490:4900001973"],"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":[0.6584030502107854,0.6367244950725548,0.5606039733086704,0.5516762427115758,0.5153258628659478,0.5121773905528996,0.4860072689347094,0.4779247832214917,0.4613464707346773,0.4414639159167599,0.4395803082852036,0.4242830589876741,0.42028014635908123,0.3966511319035793,0.3933557215794969,0.3915525935334532,0.38629680837352753,0.3715010724396152,0.36250794124880215,0.36012875518888354,0.3575273879119151,0.3573526862521994,0.3562676707128132,0.35295766319275695,0.3310579137095884],"twin_dists":[0.11873937876158022,0.12340375825400259,0.13972715013490838,0.14165180235839406,0.14954818365624306,0.1502378108464377,0.15601507049255703,0.15781774795417752,0.1615469436885187,0.16608291272131503,0.16651660277881467,0.17006660743093574,0.17100419178364687,0.1766195757782852,0.17741453295843587,0.17785081088659035,0.17912787906571748,0.18276838683299787,0.18501612394858544,0.18561546664048584,0.1862730972638275,0.18631734996805943,0.1865924388019758,0.18743432404745713,0.19311265907547723],"n_dims_used":45,"mean_confidence":0.9257806566026475},"coverage":{"mean_confidence":0.9257806566026475,"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}}