{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003496","480:4800003382","480:4800003557","480:4800003143","480:4800003436","480:4800003108","480:4800003437","480:4800003497","480:4800003559","480:4800003059","480:4800003623","480:4800002799","480:4800003102","480:4800002890","480:4800003760","480:4800003279","480:4800002848","480:4800003622","480:4800003624","480:4800003188","480:4800003103","480:4800002847","480:4800003621","480:4800003101","480:4800003498"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9768701939724846,0.9613791316148802,0.9422891654836508,0.9125954325551532,0.883692864778109,0.8653107516288687,0.794884680233154,0.7056001758002178,0.6454889852154555,0.6364364713828773,0.6270344804277284,0.6262952316343302,0.5973902910189556,0.5941579393662744,0.5161744440464103,0.5062058932696972,0.472429321897985,0.4685148685923666,0.4458996399215945,0.44260671109084826,0.4183694671630255,0.4011259133586898,0.3905690265219951,0.38267830877213144,0.37130137820348896],"twin_dists":[0.028097046472603537,0.03645122709302302,0.044780558160008345,0.055547005563359855,0.06458451144364201,0.06985909584610772,0.08800052817972533,0.10845982042212861,0.1215207661770725,0.12346558628576501,0.12548238094722886,0.12564085060918198,0.1318318331044221,0.13252418442430022,0.14936249285573494,0.15154875663504022,0.15904902144397565,0.15992896886577174,0.16506443167281631,0.16582014131031703,0.1714530501289451,0.17554495081676738,0.1780891859290044,0.18001190217390828,0.18281800147687743],"n_dims_used":42,"mean_confidence":0.9123465220133463},"coverage":{"mean_confidence":0.9123465220133463,"n_dims_used":42,"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}}