{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001158","489:4890001033","489:4890001097","489:4890001159","500:5000008084","478:4780000704","478:4780000660","478:4780000862","484:4840003117","500:5000007506","478:4780000620","478:4780000808","478:4780000318","473:4730005802","500:5000007507","473:4730006132","500:5000007696","478:4780000619","478:4780000574","478:4780001555","500:5000005256","478:4780000267","478:4780001034","473:4730006247","500:5000005259"],"twin_admin_codes":[489,489,489,489,500,478,478,478,484,500,478,478,478,473,500,473,500,478,478,478,500,478,478,473,500],"twin_sims":[0.6323001634619112,0.5592260756124735,0.5481998524781215,0.3764431307716116,0.3645798161937146,0.3029815396781932,0.3025786735901871,0.29811234870328585,0.29058091633180333,0.28080119733667086,0.27484411671914405,0.27401179724449504,0.27284505802526493,0.27060061954861925,0.26766333915565477,0.2648685975465328,0.26197418180976095,0.26048672883454355,0.2592468293310603,0.25902130767746123,0.2545019007778557,0.2540887372863448,0.2526345624747957,0.2490009070444529,0.2489584829785154],"twin_dists":[0.1243531844700837,0.14002390716989885,0.1424025473503611,0.18154467848146585,0.1844958200446422,0.20070406769872265,0.20081585797346685,0.2020610675802293,0.20418592470844063,0.20699470125433198,0.20873470187523896,0.2089796422262038,0.20932376789895363,0.2099883128217853,0.21086316211659126,0.21170110593803318,0.21257476823617594,0.21302609988995128,0.21340355632521485,0.21347233278598735,0.21485864414259728,0.21498615573789054,0.21543599773997632,0.21656731316693478,0.21658058374488634],"n_dims_used":45,"mean_confidence":0.9155407375759549},"coverage":{"mean_confidence":0.9155407375759549,"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}}