{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001743","489:4890001844","489:4890001667","489:4890003003","479:4790000134","489:4890003006","489:4890002313","489:4890002721","489:4890001809","489:4890001835","489:4890002022","489:4890002828","489:4890003084","489:4890002913","489:4890002751","489:4890002580","470:4700006188","489:4890001853","489:4890001670","489:4890003215","489:4890001218","489:4890001893","489:4890001935","489:4890002926","489:4890003597"],"twin_admin_codes":[489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489],"twin_sims":[0.7036084320152536,0.6844916449950614,0.6806088230213576,0.6731051295822769,0.6557069147326885,0.6487829151236923,0.6365683496372502,0.6281542676941907,0.6049163869203275,0.5876021896690337,0.5773477550223095,0.5622254250607029,0.5544188453538436,0.5518105897770796,0.5505092888694125,0.5481639551750637,0.5475956020896303,0.5475215007065078,0.5473452516715738,0.5460878280979811,0.5403173043291026,0.5403042076685545,0.5333701428278486,0.5323300812212808,0.5229211041184325],"twin_dists":[0.10889854281421957,0.11308463891425208,0.11392999147182215,0.1155596522655517,0.11932085428893562,0.12081219257679726,0.12343727727459479,0.12524231134160718,0.13022014723271447,0.13392888719090068,0.1361281034292737,0.13937806585814447,0.14106005684566894,0.14162280482419992,0.14190372586898375,0.14241030366170426,0.14253311883938613,0.14254913296594734,0.14258722380777494,0.14285903848514353,0.14410786863877958,0.14411070572595316,0.14561468718198695,0.14584060988551292,0.1478887440682251],"n_dims_used":45,"mean_confidence":0.91454103257921},"coverage":{"mean_confidence":0.91454103257921,"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}}