{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002863","489:4890003113","489:4890003032","489:4890003033","489:4890003346","489:4890003114","489:4890002617","489:4890003030","489:4890003115","489:4890002787","489:4890002375","489:4890002376","489:4890002459","489:4890002873","489:4890003540","489:4890003193","489:4890002295","489:4890002622","477:4770000036","489:4890003035","489:4890002537","489:4890003270","489:4890003029","489:4890002379","489:4890003191"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489],"twin_sims":[0.9865840397791679,0.8784089241067137,0.8757538383082477,0.8491577190851355,0.6403973745154451,0.6140150218238412,0.6110023702615089,0.5981597880469957,0.568308460672463,0.5321698879485344,0.5302041314009576,0.5161590256319668,0.5062808323904688,0.4953758009156967,0.49397321639815417,0.48518982373283104,0.4631549957139464,0.4545761744577566,0.44168927311117573,0.4135164980356307,0.40599086928271527,0.40192975739657283,0.39629555573447234,0.39214354984380867,0.38455758924662736],"twin_dists":[0.021345904049114017,0.0661322748125168,0.06689991894486853,0.07426966313752838,0.12261505270318179,0.12827180296789711,0.12891695671700315,0.1316670289429477,0.1380695843219523,0.14587541523672462,0.14630269546036698,0.14936586612444358,0.15153228001314295,0.15393700461824839,0.15424737256933077,0.15619696074542325,0.16113792180139372,0.1630832420628909,0.16603107380512122,0.17259707278206662,0.17438276080495682,0.1753524849251942,0.17670520505423823,0.17770772252046796,0.17955228652414415],"n_dims_used":45,"mean_confidence":0.9197001139322917},"coverage":{"mean_confidence":0.9197001139322917,"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}}