{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005923","487:4870005779","469:4690006091","474:4740000001","487:4870012259","487:4870005777","487:4870005632","474:4740002285","487:4870006221","466:4660006034","466:4660000387","466:4660006370","466:4660006490","466:4660000149","466:4660006032","466:4660006620","466:4660006367","487:4870011839","466:4660006372","466:4660006145","493:4930003446","474:4740000004","487:4870012065","487:4870005922","466:4660006035"],"twin_admin_codes":[487,487,469,474,487,487,487,474,487,466,466,466,466,466,466,466,466,487,466,466,493,474,487,487,466],"twin_sims":[0.8158059258628079,0.7688616577320855,0.6953280134678936,0.695141126521296,0.6896483405268422,0.6595240315164155,0.6567808575506826,0.6413670373606859,0.629175718861811,0.6267716210910921,0.6142389546085372,0.6124331054713911,0.6027094028101356,0.5986284931732612,0.5923734803871564,0.590056050705424,0.5886648504091568,0.5804601305338373,0.5803207628448176,0.5775870483566858,0.5714828826849062,0.5664256255352591,0.5624356871934195,0.5616277937075698,0.5592265387727348],"twin_dists":[0.08287148219549559,0.09416468617514331,0.11071700376602694,0.11075794874786846,0.1119595614910316,0.11849748057642735,0.1190892914105351,0.12240674007464723,0.12502329579475036,0.12553873049959013,0.12822384539573556,0.1286105753064352,0.13069273173707335,0.1315666486104136,0.13290646678952625,0.13340300528439997,0.13370113546387544,0.1354602932957851,0.1354901904328654,0.13607674816590107,0.13738741166586851,0.13847440440832712,0.13933280808699242,0.1395067149395388,0.1400238074023386],"n_dims_used":42,"mean_confidence":0.9157990955171131},"coverage":{"mean_confidence":0.9157990955171131,"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}}