{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001098","487:4870001095","487:4870000677","494:4940008004","490:4900004419","490:4900003057","487:4870000601","487:4870001571","487:4870001094","490:4900003038","487:4870000831","490:4900004421","490:4900003175","494:4940007269","487:4870000839","490:4900003194","487:4870001380","490:4900004001","490:4900003992","494:4940006861","487:4870002362","494:4940008102","487:4870000153","466:4660012133","494:4940007390"],"twin_admin_codes":[487,487,487,494,490,490,487,487,487,490,487,490,490,494,487,490,487,490,490,494,487,494,487,466,494],"twin_sims":[0.3914761549897425,0.35662405329055985,0.3409806932259888,0.2890522119714628,0.27308822468987487,0.2618024836590185,0.25829423005901436,0.257656016216918,0.24856247084174954,0.2461967639817567,0.2453636921514832,0.2301842138458222,0.23009640805161288,0.23007968935611506,0.21173391235776723,0.20876206023368896,0.2001954047966616,0.1997342249654646,0.19918720434678178,0.19817812858257536,0.19797481580107143,0.19601582251854305,0.19576097920157468,0.19568312789601466,0.1954519180326688],"twin_dists":[0.17786932632206548,0.1865020360202719,0.19051568461476429,0.20462119652039307,0.20925197225014947,0.2126267836825029,0.21369432404637861,0.2138895084107566,0.2167045293486464,0.2174476101962612,0.21771037467352386,0.22260315579934725,0.22263206384034095,0.22263756891150702,0.22884643280882128,0.2298859241958854,0.23294004812297747,0.2331069898296026,0.2333053499000414,0.23367224876606038,0.23374632920478516,0.23446283284128253,0.2345564060710459,0.2345850083117428,0.23467000038896274],"n_dims_used":43,"mean_confidence":0.907988614814226},"coverage":{"mean_confidence":0.907988614814226,"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}}