{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003246","489:4890003518","489:4890003522","489:4890003452","489:4890003446","489:4890003261","489:4890002746","489:4890002648","489:4890003172","489:4890002915","489:4890002260","489:4890002061","489:4890003523","489:4890003450","489:4890002500","489:4890002345","489:4890002993","489:4890002748","489:4890003247","489:4890003387","489:4890003076","489:4890003459","489:4890002484","489:4890003249","489:4890003514"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9263253648863149,0.8665465175281145,0.8389113420576951,0.8353747820731126,0.8267805041412571,0.8266326906025397,0.8212354164847603,0.81573578373082,0.8063700858267163,0.790904534716697,0.7570005872747043,0.7556782516517475,0.7505716694364561,0.7376090128876818,0.7366327087799186,0.7216761222329259,0.7100932595399122,0.7059385989521517,0.6950670152022224,0.6933409558299017,0.6868825462757121,0.6864602773649622,0.6848060860459648,0.6797391901435785,0.6769013576631678],"twin_dists":[0.050810557857925015,0.06951367070286295,0.07697739835533303,0.07789759022725662,0.08010551228538115,0.08014315197917941,0.08151017746062518,0.08288898096512577,0.08520646900255047,0.08895748392726213,0.09690956279790199,0.09721338945334809,0.09838284080018471,0.10132563921041822,0.10154588269959346,0.10489788355602585,0.10746813124994077,0.10838522272063608,0.11077418462177287,0.11115213755774657,0.11256334538039067,0.11265545674122793,0.11301611423162394,0.11411912358516016,0.11473581795640306],"n_dims_used":45,"mean_confidence":0.9150616115993924},"coverage":{"mean_confidence":0.9150616115993924,"n_dims_used":45,"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}}