{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000194},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810005783","489:4890000279","489:4890000230","485:4850003068","481:4810005674","481:4810005952","481:4810005863","466:4660005603","489:4890000082","489:4890000464","489:4890000376","485:4850002425","466:4660011438","489:4890000053","489:4890000456","488:4880003085","481:4810005780","470:4700003953","489:4890000364","470:4700001357","489:4890000267","485:4850002173","489:4890000169","481:4810005963","485:4850003870"],"twin_admin_codes":[481,489,489,485,481,481,481,466,489,489,489,485,466,489,489,488,481,470,489,470,489,485,489,481,485],"twin_sims":[0.4506601023577052,0.3450152140235357,0.3339866855923203,0.3110761892487898,0.30311945103740046,0.30253049529470194,0.29439961483383575,0.26954286359542984,0.26745763720470217,0.25073794871861316,0.24264670037563038,0.2299244769361453,0.21920070661823193,0.20277520985333838,0.1979484955518508,0.17836601632760607,0.1751288495938599,0.17411141850751904,0.16595813059598974,0.16451017989741443,0.1637365243534853,0.15963456341279234,0.1580648847545984,0.15787721623482398,0.15152045760019994],"twin_dists":[0.1639756699532829,0.18947141106832124,0.19234180497488362,0.19847587379616868,0.2006658188867588,0.20082923263865246,0.20310453165070894,0.21030267804465902,0.2109246514963714,0.21602519050376076,0.2185713771007804,0.2226886892948089,0.2262775503687714,0.23201103925183972,0.23375592327517855,0.24115545584565312,0.2424331465229696,0.24283819309376645,0.24614691538471328,0.24674668055526836,0.24706870670324496,0.24879477979643505,0.24946381767908582,0.24954413037387801,0.25230669747541384],"n_dims_used":45,"mean_confidence":0.9132849799262153},"coverage":{"mean_confidence":0.9132849799262153,"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}}