{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001164","489:4890000919","489:4890001040","489:4890001106","489:4890001165","489:4890001098","489:4890001172","489:4890001291","489:4890001112","489:4890001111","489:4890001226","489:4890000922","489:4890000933","489:4890000864","489:4890001044","489:4890001107","489:4890001424","489:4890001426","489:4890001430","489:4890001368","489:4890000921","489:4890001227","489:4890001115","489:4890001234","489:4890000873"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9589243463116437,0.8582422234458567,0.720583093039297,0.689581173277302,0.680093635221913,0.6450741052027549,0.6403792355215349,0.5756543064615042,0.5710832006356734,0.5694736507217751,0.5440854408928418,0.520571045883719,0.5179084563688319,0.513990711833596,0.5006145250256042,0.45561938620352843,0.44247102618765494,0.4278262300088302,0.42339785144546727,0.42072074831204814,0.4125093026191056,0.410103679793328,0.4011813534602107,0.399807161166525,0.3997117418257446],"twin_dists":[0.03761569432635446,0.07181223196597165,0.10514132573754086,0.11197423415816396,0.1140420457711479,0.12160997567511864,0.12261894913252847,0.13649159361599994,0.1374732790797278,0.13781913979206942,0.14329211556805332,0.1484015822874399,0.14898327827550037,0.1498405005905213,0.1527799755327294,0.1628459832655629,0.16585132659308816,0.169239779827265,0.1702736250230282,0.1709008080454312,0.17283523072928184,0.17340508428708723,0.17553167109229248,0.17586108090366828,0.1758839730947271],"n_dims_used":45,"mean_confidence":0.914768303765191},"coverage":{"mean_confidence":0.914768303765191,"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}}