{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005204","490:4900005199","490:4900003010","490:4900012204","490:4900005202","490:4900010694","490:4900004785","490:4900013284","490:4900005344","490:4900005345","490:4900004925","490:4900011258","490:4900004935","490:4900012121","490:4900008707","490:4900010954","490:4900004942","490:4900005343","490:4900005067","490:4900010864","490:4900010863","490:4900010190","490:4900009474","490:4900010778","490:4900004510"],"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":[0.06518460722154625,0.05962804817000601,0.03319829848583772,0.030534270509324658,0.024708602025538765,0.022610574375568095,0.02237189491817082,0.019952243443343298,0.019656595658711463,0.019072007791237,0.01732420914338245,0.016908549634476387,0.01667669529086092,0.016286611364053318,0.015275395958402698,0.015035646806994563,0.013117631277760475,0.0129538561574434,0.012233235781114673,0.011223865180039589,0.010470403535705204,0.009665157904587003,0.009649958537900846,0.009042189313095765,0.00896558975813119],"twin_dists":[0.30350264002297495,0.30841453998218626,0.3389329324316396,0.34307056167131694,0.35332562941836115,0.3575365893439811,0.35803688792833727,0.36338935802163563,0.3640816392902077,0.3654776798052713,0.3698870262802745,0.3709928274952256,0.371620045946797,0.3726927989254832,0.37558263974619094,0.37629242546949243,0.382360639335522,0.3829144711824114,0.38542751563328137,0.38917786523211817,0.39217806117033427,0.39560492936217395,0.3956720270286798,0.39843553654804015,0.39879552799513457],"n_dims_used":45,"mean_confidence":0.9344367133246527},"coverage":{"mean_confidence":0.9344367133246527,"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}}