{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001849","490:4900001034","490:4900003341","490:4900004457","496:4960011727","490:4900003726","490:4900000666","490:4900001847","490:4900000783","490:4900003894","490:4900001316","490:4900003465","496:4960011978","490:4900004307","490:4900000923","490:4900000556","490:4900004592","490:4900000782","490:4900000664","490:4900003076","490:4900003728","490:4900004456","490:4900003201","490:4900004306","490:4900005132"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5469657427617635,0.5434508571320213,0.5103152371078502,0.4987080789385067,0.4939646522982887,0.46233271612538057,0.45439238540745525,0.4447723839998478,0.44036812737186687,0.433703413105058,0.43014847496185155,0.4128235323713846,0.41103738704465925,0.4092842113731255,0.40707777561796826,0.4018889256120368,0.40082284488329784,0.39657496803165176,0.3742227079426045,0.37109310358076164,0.3682463006429025,0.36766078390996987,0.35924955234202244,0.3529792959232955,0.3494853500800196],"twin_dists":[0.14266925016124934,0.1434294225458727,0.15064619073555913,0.15320063737311507,0.15424926844273457,0.16132382140065296,0.1631250620070884,0.16532288924311478,0.16633512382779525,0.16787445393428768,0.16869939424983196,0.17276090194830265,0.17318373084156982,0.17359953755637675,0.1741239623444824,0.1753622571607558,0.17561756035974618,0.17663791446892269,0.1820934966900466,0.1828697620275316,0.18357870364927922,0.18372485369908645,0.1858374578951234,0.18742880860479139,0.18832191487176383],"n_dims_used":45,"mean_confidence":0.9168318006727431},"coverage":{"mean_confidence":0.9168318006727431,"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}}