{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005574},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690002976","467:4670000751","488:4880005854","470:4700007048","472:4720000658","467:4670000506","496:4960001870","489:4890000673","472:4720003227","488:4880003209","472:4720002788","496:4960007256","470:4700003456","472:4720005386","470:4700001939","472:4720001438","478:4780004590","470:4700001593","472:4720004901","472:4720000501","488:4880000257","470:4700001158","479:4790003839","472:4720000952","466:4660009402"],"twin_admin_codes":[469,467,488,470,472,467,496,489,472,488,472,496,470,472,470,472,478,470,472,472,488,470,479,472,466],"twin_sims":[0.31439938290872416,0.26523411261335056,0.2568452275065924,0.23760437525153472,0.2281926604759639,0.22671450487244843,0.21257119585403153,0.2111148579346839,0.2079244418913093,0.20742820810132687,0.20523145898704764,0.20277877024872842,0.20153190205427446,0.19405206187735047,0.19335885532615826,0.1901938237332212,0.18533852319770935,0.1834162172336136,0.18149266351327045,0.1782605320478701,0.1782406512052765,0.17583827403829866,0.17525489028703825,0.1708124510721872,0.16793164924432624],"twin_dists":[0.19757074421483203,0.21159120215675123,0.2141379119133357,0.22018596519024086,0.22326062811300704,0.2237510701638741,0.22855535797558024,0.22906214414779688,0.2301807220148822,0.23035575230232605,0.23113403634602694,0.23200976275484886,0.23245774320915089,0.23518607942089803,0.23544259902590953,0.23662202073693783,0.23845827843309225,0.23919462809919695,0.2399369235895084,0.24119682888515268,0.24120462849509142,0.24215171149610168,0.2423830857686509,0.24416328325032216,0.2453355006958197],"n_dims_used":43,"mean_confidence":0.9124299869980923},"coverage":{"mean_confidence":0.9124299869980923,"n_dims_used":43,"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}}