{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001495","484:4840004178","478:4780005605","485:4850005128","484:4840004274","493:4930000297","474:4740005174","466:4660012787","481:4810003473","498:4980002634","468:4680002787","474:4740001182","468:4680006434","496:4960004603","478:4780001783","487:4870010584","467:4670002074","484:4840003280","484:4840003974","487:4870010972","468:4680002684","484:4840004384","484:4840004283","478:4780005337","466:4660005137"],"twin_admin_codes":[474,484,478,485,484,493,474,466,481,498,468,474,468,496,478,487,467,484,484,487,468,484,484,478,466],"twin_sims":[0.017776301124625624,0.004438459169858741,0.0007278863193085606,0.0006834923555552236,0.0005459504164859394,0.0004611869640706209,0.00036816864105852456,0.00035034483725005666,0.0003030306283468845,0.00025693819191936567,0.0002491202737026847,0.00019449930685995655,0.00019176382890828073,0.0001907662359769108,0.00013744011091847613,0.00012830163853291992,0.00012823965347372028,0.00010898362398602664,0.00010806382226156206,0.00009440109814679656,0.00008465447840950638,0.00008172089298108668,0.00005777826534864372,0.000054618400579636943,0.000042577108027729586],"twin_dists":[0.36871040341774747,0.42750009888095714,0.49370640308716324,0.49585171299482994,0.5034368827811305,0.5090585240348725,0.5164685429616326,0.5180866550295915,0.5227888272723867,0.5280855401099213,0.5290715769187961,0.5369043964780068,0.5373491896264985,0.5375128877558487,0.547704666761931,0.5498195124468744,0.5498343369940302,0.5548031646056567,0.5550607849032744,0.5591532699308556,0.5624309868332115,0.5634876957525706,0.5737718413024975,0.57542282812018,0.582677623083638],"n_dims_used":45,"mean_confidence":0.901659901936849},"coverage":{"mean_confidence":0.901659901936849,"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}}