{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004213","490:4900003667","490:4900004072","490:4900003938","490:4900004070","490:4900004214","490:4900004071","490:4900004360","490:4900003385","490:4900004363","490:4900003940","490:4900003939","490:4900004079","490:4900003936","490:4900001117","490:4900003248","490:4900004081","490:4900003269","490:4900001104","490:4900004080","490:4900003941","490:4900002973","490:4900001234","490:4900003943","490:4900003945"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5572873212844799,0.5190022060173884,0.5163935435897614,0.4704347362118477,0.3823775872057602,0.35872662648513337,0.35195571087923316,0.33835174226884834,0.31576473763088314,0.28228214998407697,0.2735954502042356,0.27164968698195846,0.23616608177149923,0.22440329292322464,0.20078385901081247,0.1996508470684654,0.19657779382273494,0.18548989539983887,0.18376841501976346,0.18067579081378943,0.1781799988142907,0.15619722869324523,0.15028881187629364,0.13683110619071373,0.13327762843761054],"twin_dists":[0.14044162927608317,0.14874424109811232,0.1493145605139113,0.15949708502708237,0.18008554985312805,0.18596962402835787,0.18768997303873342,0.19119970699758204,0.19720044333875278,0.20656562121827826,0.20910233884966942,0.20967727839461325,0.22065059914543242,0.22452218395132628,0.23272741894476517,0.2331372000132903,0.2342567860980159,0.23840052324208022,0.23905931140294087,0.24025383537061332,0.24122842733010327,0.2502662016285647,0.2528517466756149,0.2590341954477414,0.2607419731910768],"n_dims_used":44,"mean_confidence":0.9129610928622159},"coverage":{"mean_confidence":0.9129610928622159,"n_dims_used":44,"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}}