{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002690","480:4800002913","480:4800002637","494:4940001657","480:4800003228","494:4940001564","494:4940001117","480:4800003002","494:4940001571","480:4800002692","480:4800002590","480:4800002591","490:4900001727","480:4800002879","480:4800003581","480:4800002737","480:4800002925","480:4800002685","470:4700006542","494:4940000940","480:4800003665","480:4800002579","480:4800002915","480:4800002833","480:4800002588"],"twin_admin_codes":[480,480,480,494,480,494,494,480,494,480,480,480,490,480,480,480,480,480,470,494,480,480,480,480,480],"twin_sims":[0.399016286597772,0.2966335008805717,0.27146523221600266,0.24601503016104928,0.23934740273403146,0.23913026611964738,0.23126095552140746,0.2308695361473674,0.22687669479985412,0.2144824916220932,0.2007941250596032,0.19498540818310467,0.19471128326634374,0.1945300435177795,0.18466804179512816,0.18334234392986754,0.18286515382789362,0.17822825140653556,0.1729938795562151,0.168036810893806,0.166664248143191,0.15217546348080435,0.15167932965138767,0.1516055146345029,0.1515293594056007],"twin_dists":[0.1760508959277069,0.20247577572382067,0.20973191301182087,0.21750488315504773,0.21962533950453753,0.21969503388435166,0.22224925304379578,0.22237777863739797,0.22369715335583973,0.22789380658177813,0.23272371327237812,0.23484170065091609,0.23494272613344916,0.2350095741371058,0.23871449653420584,0.2392230339464031,0.23940671841359346,0.2412094934705993,0.24328504563092038,0.2452924565309063,0.24585579918320807,0.25201815867375804,0.2522366281609743,0.2522691770027667,0.25230276997391693],"n_dims_used":43,"mean_confidence":0.9208551451217296},"coverage":{"mean_confidence":0.9208551451217296,"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}}