{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008471","470:4700008300","489:4890002717","489:4890001805","470:4700008295","470:4700007460","470:4700007741","470:4700008114","489:4890002883","489:4890002710","470:4700008469","489:4890002882","470:4700007649","470:4700007278","489:4890003039","470:4700008014","489:4890002879","470:4700007928","470:4700008297","470:4700008108","470:4700007836","489:4890002969","470:4700008115","489:4890002967","470:4700007742"],"twin_admin_codes":[470,470,489,489,470,470,470,470,489,489,470,489,470,470,489,470,489,470,470,470,470,489,470,489,470],"twin_sims":[0.9234139466388445,0.9219468955354057,0.9213208270145854,0.9011382332748918,0.883530717515113,0.8824536344724581,0.8816721163743196,0.8676450124229678,0.8575091584037343,0.8481975851555258,0.8325688487654627,0.8320085391368587,0.8298825679797398,0.823520664474654,0.8187785504974752,0.8104201734598434,0.8097770247112405,0.8070665853628893,0.8065319552112037,0.8041615569667555,0.7968458876696536,0.7929310689032549,0.77988669181857,0.7728533461881422,0.7723818933435177],"twin_dists":[0.05184503170088107,0.052359767053872915,0.05257814497685159,0.05925938492903475,0.06463241926129173,0.06494997799742115,0.06517966740413696,0.06920558469487514,0.07201266153896345,0.07452615645535732,0.07862274930341169,0.07876704561344428,0.07931303672330861,0.08093309474246066,0.08212784915021504,0.08420884552309024,0.08436771997198442,0.0850353846545387,0.08516672577423563,0.08574767442756213,0.08752692257573026,0.0884709326950818,0.09157885369605001,0.09323250977242421,0.09334284065386002],"n_dims_used":45,"mean_confidence":0.9140252855088976},"coverage":{"mean_confidence":0.9140252855088976,"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}}