{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004110},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004111","490:4900004524","490:4900002850","490:4900009985","490:4900004112","490:4900003967","490:4900008168","494:4940007542","490:4900009047","490:4900003272","494:4940008971","490:4900008726","490:4900002556","490:4900002255","490:4900003405","490:4900006143","490:4900004798","490:4900002851","490:4900012685","490:4900004378","490:4900003000","490:4900008955","487:4870002338","494:4940007855","494:4940007646"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,490,490,490,490,490,490,490,487,494,494],"twin_sims":[0.20985654141306925,0.11178914637445453,0.049073005188390105,0.02477842565338255,0.02158299016495338,0.016376980960931452,0.012876464750133723,0.009597332387524523,0.008481752577044541,0.008117918399133029,0.006057541315021811,0.00488848787784646,0.004125677908975364,0.0040777565771388255,0.003996054840021287,0.0038776744602173857,0.0037409021760613833,0.003656010880069015,0.003578346598289652,0.0030132035464817846,0.002988853729789367,0.0029655624964303228,0.0029247106174168304,0.002719563902631642,0.0026057454586611373],"twin_dists":[0.22950193506195893,0.27187795034539697,0.31889125648550776,0.35319088937229703,0.3597241861374872,0.37244228482361574,0.38317834149865715,0.3959050761843856,0.4011351014158425,0.4029744584269777,0.41504810996572505,0.42367248490092874,0.4303737535561121,0.4308314095601136,0.4316230701311695,0.43279665632203496,0.4341938745786567,0.43508467505099024,0.43591629920187513,0.44251771263728423,0.44282687974839996,0.4431247678629667,0.4436524552603969,0.44640881290307605,0.44802129617593367],"n_dims_used":45,"mean_confidence":0.9210255940755209},"coverage":{"mean_confidence":0.9210255940755209,"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}}