{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000193","480:4800000261","480:4800000004","480:4800000264","480:4800000249","480:4800000208","480:4800000248","480:4800000265","480:4800000252","480:4800000013","480:4800000015","480:4800000191","480:4800000206","480:4800000246","480:4800000232","480:4800000113","480:4800000233","480:4800000234","480:4800000116","480:4800000235","480:4800000201","480:4800000016","480:4800000250","480:4800000262","480:4800000257"],"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":[0.8373593342057186,0.6374691025270022,0.4766618466681265,0.45158173684009556,0.4316581279490784,0.3843518104528167,0.3359985721895349,0.3220963647578384,0.32175537020803274,0.3016764560429423,0.26135400319684765,0.23327676292168328,0.1972885098852136,0.193314917099807,0.18802928648113904,0.1839318286410909,0.17615168144003523,0.17505995732065618,0.15230319808406462,0.1281443679891158,0.12279047093176612,0.11954376468327749,0.11304963567143106,0.09478319023526866,0.09128035792235742],"twin_dists":[0.07738209000528917,0.12324390455521914,0.15810030079925497,0.1637653827994832,0.16834873643794074,0.17960256144644765,0.19181440587928744,0.19549492899300985,0.19558629871881314,0.20106652658727314,0.21276275049063403,0.221589603689768,0.23399678549229588,0.23545887981452185,0.2374365326504483,0.23899658890209277,0.2420276375729397,0.24246051996636703,0.2519619962328124,0.2632705318408651,0.2659908047830983,0.2676846925462225,0.2711814315329674,0.281930154026931,0.2841741423704929],"n_dims_used":43,"mean_confidence":0.9059662929801053},"coverage":{"mean_confidence":0.9059662929801053,"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}}