{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003189","489:4890003029","489:4890003268","489:4890003193","489:4890003118","489:4890002865","489:4890002949","489:4890003109","489:4890003269","489:4890003030","489:4890002952","489:4890002295","477:4770000036","489:4890002784","489:4890002455","489:4890002775","489:4890002375","489:4890002622","489:4890002536","477:4770000789","489:4890002871","489:4890002953","481:4810005459","481:4810005455","489:4890002454"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,477,489,489,481,481,489],"twin_sims":[0.7186769176787322,0.640854200971038,0.5837491944280162,0.5704707989713684,0.5635791587424568,0.5539372843808422,0.5241646296191892,0.4908382726335312,0.45496588030039176,0.44564602670987985,0.4274035076011772,0.42636644278675423,0.3996008782862355,0.3802324905083872,0.37889260645784084,0.3555886424634389,0.34999414762819,0.3261105605671452,0.3243169635450004,0.2947009759959271,0.28441589192707417,0.27749116349433606,0.2723667127958702,0.27041177079486717,0.26769396273307766],"twin_dists":[0.10556541093044777,0.12251691755550223,0.13475488536998842,0.13760485958523627,0.13908672068259195,0.14116392579785372,0.14761759161105215,0.15494201485963807,0.16299458760654417,0.16512255841976142,0.16933827646085503,0.16958008844983535,0.17591057364699947,0.1806117007695468,0.1809410755186319,0.18676481556563407,0.18819156901034628,0.19442334916904008,0.19490123364279294,0.20301954576453612,0.2059497927844799,0.2079587171041863,0.20946511564042727,0.21004438294562136,0.21085401048369615],"n_dims_used":45,"mean_confidence":0.9197799682617187},"coverage":{"mean_confidence":0.9197799682617187,"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}}