{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003578","489:4890002507","489:4890002009","489:4890002172","489:4890002088","489:4890001757","489:4890002006","489:4890001932","489:4890002508","489:4890002018","489:4890001919","489:4890002587","489:4890002178","489:4890002001","489:4890001918","489:4890003524","489:4890002171","489:4890002017","489:4890001749","489:4890001665","489:4890003320","489:4890001927","489:4890001830","489:4890001676","489:4890002019"],"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":[0.8855564347239026,0.8843563634823883,0.8725940065514418,0.8633222300568936,0.8581230525647046,0.8461058440901879,0.8439141920927897,0.8308530725757772,0.8285897379193162,0.8240198853616811,0.8154625920813163,0.8153620793251228,0.8130665976340711,0.7963430463945219,0.7855244058620557,0.7803951924356879,0.7629340943221672,0.7350079596587458,0.7326212590613467,0.7248755494352009,0.724091091873626,0.7233133739799544,0.7216473732517186,0.7172671352098837,0.7147739047474126],"twin_dists":[0.0640319661318684,0.06438819548053154,0.06780515184341265,0.0704124025735176,0.07184484123780104,0.07508291476826232,0.07566333314980327,0.07906408658433528,0.07964390983640343,0.08080669463042923,0.08295711483793776,0.08298217433600093,0.08355326674949023,0.08764848467741164,0.09024244454041516,0.09145872248340155,0.0955409602894535,0.1019119979953415,0.10244889609245718,0.10418416015441284,0.1043593150120263,0.10453286226024246,0.10490428910682693,0.10587868672699823,0.10643196459733092],"n_dims_used":45,"mean_confidence":0.9147881401909722},"coverage":{"mean_confidence":0.9147881401909722,"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}}