{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004415},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004464","489:4890004492","489:4890004513","489:4890004137","489:4890003965","489:4890004142","489:4890004362","489:4890004498","489:4890004365","489:4890004686","489:4890004452","489:4890004342","489:4890004255","489:4890004500","489:4890004508","489:4890004396","489:4890004544","489:4890004020","489:4890004514","489:4890004198","489:4890004140","489:4890004090","489:4890003970","489:4890004248","489:4890004720"],"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":[0.976366126505629,0.9736251899547259,0.9448606988653241,0.9144450540143916,0.9116778549623226,0.9109368070139319,0.9097337724287946,0.9080616148668105,0.905600987431311,0.9042342402299776,0.889807899000749,0.8808889922663546,0.8773105340857158,0.8754779241816235,0.8747028616112835,0.8716664733079187,0.8711425229615933,0.8691892860175544,0.8586058798212747,0.8573780531282602,0.8563039395308556,0.8562053184691135,0.8525213003773803,0.8463022077328427,0.8455928458790875],"twin_dists":[0.02840520614782349,0.030028186172785694,0.04374197834206414,0.05492873925918006,0.0558516411996197,0.05609668378011624,0.056492649180673274,0.05703931491800135,0.05783615288932007,0.05827496954045365,0.06275765388522861,0.06540922300368379,0.06645063711963163,0.06697931972405094,0.06720199373184886,0.06806920318111154,0.06821803399193854,0.0687708053752523,0.07171265937773502,0.07204846668739602,0.07234134766377846,0.07236819784679567,0.07336634602803942,0.07503076607763785,0.07521903914620674],"n_dims_used":45,"mean_confidence":0.9204348246256511},"coverage":{"mean_confidence":0.9204348246256511,"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}}