{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001028","489:4890001277","489:4890000788","489:4890001027","489:4890000909","489:4890001086","470:4700006863","489:4890001345","489:4890001562","489:4890001275","489:4890001151","489:4890001268","489:4890001565","489:4890001146","470:4700006605","489:4890001278","489:4890000677","489:4890001215","489:4890001148","489:4890000733","489:4890001486","489:4890001210","489:4890000847","489:4890001563","489:4890000965"],"twin_admin_codes":[489,489,489,489,489,489,470,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9206826019041779,0.91903310201879,0.8907725590744239,0.886767682069373,0.8772309989094651,0.8761791323910184,0.8748761051701801,0.8665544599764303,0.8613991073880083,0.8551247300649326,0.8486847502660979,0.8436646712591356,0.8430654728592115,0.8392102982411483,0.8365687312341525,0.8359428858455518,0.8357562629773948,0.8294968980674898,0.8279279527340123,0.8144925481544306,0.8085270224928353,0.8053220557422941,0.8052283837461881,0.8033270459086557,0.8000643543461158],"twin_dists":[0.05279998538969729,0.05336976718447541,0.062465753336840485,0.06367089162546918,0.06647364618358167,0.06677739475579669,0.0671522681601035,0.06951144665083078,0.07094460710137653,0.07266194657072003,0.07439608782348879,0.07572922715237566,0.07588731051509948,0.07689928613717842,0.07758771801515828,0.07775024594696586,0.0777986684727694,0.07941183122257657,0.07981294827271876,0.08319877648966992,0.0846760099215842,0.08546353356484195,0.08548648838885013,0.08595167119052373,0.08674665197633522],"n_dims_used":44,"mean_confidence":0.9137047854336825},"coverage":{"mean_confidence":0.9137047854336825,"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}}