{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002021","480:4800001960","480:4800002075","480:4800002074","480:4800002020","480:4800002389","480:4800002529","480:4800001689","480:4800002019","480:4800001913","480:4800001799","480:4800001914","480:4800002400","480:4800002388","480:4800001562","480:4800001577","480:4800002155","480:4800001524","480:4800001955","480:4800001737","480:4800003375","480:4800002256","480:4800002450","480:4800002120","480:4800002309"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.3773090757746217,0.3736540542395869,0.35412092561263453,0.34362388555463874,0.3198514792979841,0.30302433534682527,0.27823743412524593,0.2534226840858842,0.24326764137958934,0.24112896428780375,0.22356899833014174,0.22182017888742978,0.21418977854713148,0.21412599664730073,0.19329751963900008,0.17473421290784927,0.1718487251024509,0.16921179014269083,0.1675432766245582,0.16725997928886732,0.16227928168571903,0.1611229555866566,0.1604197468125608,0.1584851109788899,0.15839913280339396],"twin_dists":[0.18133107337050292,0.1822343066206474,0.18713798941261017,0.1898307968555737,0.19609744649799765,0.20069219751779518,0.20774076449813622,0.2151919923790397,0.21837405699639312,0.21905505673800402,0.22480183524170863,0.22539029575899033,0.22799486341462602,0.22801689597788347,0.23546532694879452,0.2425900543891586,0.2437450866937623,0.24481283343226437,0.24549463550830677,0.24561088358861527,0.24767827257982494,0.24816479470703245,0.2484619092646101,0.24928423370999267,0.249320948283342],"n_dims_used":43,"mean_confidence":0.9177122781443041},"coverage":{"mean_confidence":0.9177122781443041,"n_dims_used":43,"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}}