{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000687},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008381","485:4850008294","485:4850008632","485:4850008538","500:5000000688","485:4850008539","485:4850008252","485:4850008203","500:5000000811","485:4850008427","485:4850008476","500:5000000463","485:4850008253","485:4850008331","500:5000000990","485:4850008540","500:5000000624","500:5000000869","485:4850008065","500:5000000868","485:4850008490","485:4850008683","500:5000001032","485:4850008380","500:5000000788"],"twin_admin_codes":[485,485,485,485,500,485,485,485,500,485,485,500,485,485,500,485,500,500,485,500,485,485,500,485,500],"twin_sims":[0.7200688561530786,0.6230006577892317,0.5971748088243959,0.5131930673594691,0.5109518085815066,0.49206554405550335,0.48442911753666823,0.46283841003697246,0.43187187424575263,0.418069620860819,0.4006498605236196,0.39510706841983506,0.39464920623815863,0.383693058032277,0.3701011327295866,0.35300424342074066,0.35037532258345544,0.3462638591450151,0.3427549227514021,0.3384218813598559,0.3269449800622583,0.32248988831262193,0.32110829041673267,0.31344686155794205,0.3104072559789012],"twin_dists":[0.10525579056899745,0.12634694557856918,0.13187798430017528,0.15001522622712532,0.15050654464492608,0.15466992032698176,0.15636631093671724,0.16120948123482115,0.1682991282919886,0.1715235693593779,0.17565901532937553,0.17699167155954854,0.1771021381846559,0.17976359124589525,0.18311648526429963,0.18742244825319218,0.18809398305130334,0.18914953466872944,0.19005564610417527,0.1911814206089886,0.19420152357618045,0.1953895512230679,0.1957598331851194,0.19782962056055564,0.19865873574608015],"n_dims_used":45,"mean_confidence":0.9183411492241753},"coverage":{"mean_confidence":0.9183411492241753,"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}}