{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002559},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002482","489:4890003143","489:4890002480","489:4890002995","489:4890002560","489:4890002479","489:4890001911","489:4890002646","489:4890002399","489:4890002730","489:4890002561","489:4890003139","489:4890002642","489:4890002644","489:4890002643","489:4890002476","489:4890002729","489:4890002142","489:4890003290","489:4890003222","489:4890003216","489:4890002474","489:4890002400","489:4890003391","489:4890002994"],"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":[0.9762553521783104,0.966683073008845,0.952463671333142,0.9458035632761133,0.9299783871884142,0.9262228985237079,0.9176421054862025,0.917236440634648,0.8951537175553911,0.8926983759551913,0.891006155904173,0.8880868880736166,0.8860112060425404,0.8843960014860037,0.8678859677019173,0.8408759855566216,0.8383347058497865,0.8362256050984711,0.8310753555134084,0.8183267609720922,0.8171990712416324,0.8121445586150302,0.8115697184886012,0.8092971457869047,0.8087261630221293],"twin_dists":[0.028472501745837105,0.03380958934157662,0.040533872446186156,0.04335566818441647,0.0494867583566026,0.05084726737387202,0.05384635327367414,0.053984685688532506,0.061126562338323184,0.061879849457594456,0.062394910617420904,0.06327585621205145,0.06389657957036994,0.06437645311011825,0.06913787464555195,0.07646312114875026,0.07712791870172751,0.07767685266704942,0.0790069980275705,0.08224112762245832,0.08252347000021756,0.08378201601769592,0.0839244440179493,0.08448614993946241,0.08462693893325793],"n_dims_used":45,"mean_confidence":0.9140563117133247},"coverage":{"mean_confidence":0.9140563117133247,"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}}