{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002543},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003655","490:4900002244","490:4900002847","490:4900003789","490:4900003123","490:4900002383","490:4900001927","490:4900004088","490:4900003954","490:4900004086","490:4900002549","490:4900001928","490:4900004077","490:4900003650","490:4900001112","490:4900004089","490:4900003798","490:4900002529","490:4900004487","490:4900004350","490:4900004225","490:4900002389","490:4900003951","490:4900001114","490:4900002379"],"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":[0.17151861414087144,0.17032135337222867,0.15715118747218185,0.15367599897782525,0.14634207121172033,0.13556155887304155,0.12416743765532604,0.12196522560442183,0.10707526475417886,0.0994552385674309,0.08566161468734884,0.07884396636369692,0.06191246683210392,0.06080676958840093,0.051685032461475454,0.048741345683552414,0.048350390781906824,0.047315220124264264,0.04312524150298597,0.04280814107244873,0.04257575837409434,0.042444579622646764,0.04214269323727748,0.041425246749610796,0.03674134764706901],"twin_dists":[0.2438781089848503,0.24436210504398764,0.24985549147679909,0.25136057349264496,0.25462080837071244,0.2596404699116308,0.2652827048898221,0.2664180864853702,0.2745377882741745,0.27903663408585694,0.2879203708555775,0.29273862065498557,0.3063515193210443,0.30734210354742647,0.31613632745083786,0.319249751041617,0.3196749622835993,0.3208148668700913,0.32565347512225834,0.32603551104201844,0.32631699537385717,0.3264764631361994,0.32684503407002247,0.32772996374351027,0.3338483008981773],"n_dims_used":45,"mean_confidence":0.9112005445692274},"coverage":{"mean_confidence":0.9112005445692274,"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}}