{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000552","487:4870001605","487:4870001511","665:6650003979","665:6650001812","487:4870000960","665:6650003769","665:6650002587","665:6650003405","487:4870000959","487:4870001131","665:6650002281","487:4870001786","665:6650002742","665:6650002430","665:6650003259","487:4870002813","665:6650003777","665:6650002720","487:4870002311","665:6650002656","487:4870004040","665:6650003412","487:4870002308","665:6650002744"],"twin_admin_codes":[487,487,487,665,665,487,665,665,665,487,487,665,487,665,665,665,487,665,665,487,665,487,665,487,665],"twin_sims":[0.6809697374316783,0.5846346808455231,0.5215000723339916,0.32139223460001254,0.3035684905314759,0.2789526566451579,0.26909000820945345,0.26907672580165587,0.2632205852312416,0.24560281555989075,0.23923665666493088,0.1998072671075052,0.19887279984712347,0.19214996253549102,0.18879528451401642,0.18499596129935952,0.18311459339059394,0.18277561721333233,0.18156946073830815,0.18089723193125734,0.16790872981397373,0.16260031860316823,0.15527628776673685,0.15491087050937383,0.15337930621230844],"twin_dists":[0.11385147679924545,0.1345650244173501,0.14819878280745657,0.19568366070041945,0.20054135073107143,0.20753221360890325,0.21043749995694727,0.21044145645022894,0.21219781257839446,0.217634892548882,0.21966088055027963,0.23308053172935794,0.23341952910949898,0.23589148262132326,0.23714754215348563,0.23858910356855,0.2393106596834362,0.23944122135513615,0.23990718145662956,0.24016782567675302,0.24534488452070372,0.24754364299584528,0.25066443898780705,0.25082293309599907,0.25149021946543854],"n_dims_used":43,"mean_confidence":0.8909230786700582},"coverage":{"mean_confidence":0.8909230786700582,"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}}