{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000028","480:4800000047","480:4800000171","480:4800000111","480:4800000203","480:4800000204","495:4950000814","495:4950000243","480:4800000236","480:4800000105","480:4800000002","480:4800000166","480:4800000106","480:4800000107","480:4800000235","480:4800000158","490:4900007523","480:4800000127","480:4800000167","495:4950000519","480:4800000066","480:4800000000","480:4800000210","480:4800000233","492:4920001121"],"twin_admin_codes":[480,480,480,480,480,480,495,495,480,480,480,480,480,480,480,480,490,480,480,495,480,480,480,480,492],"twin_sims":[0.48032455306352223,0.19652136150423716,0.03837826270013446,0.03577185952231763,0.029636395843995498,0.025315701153261365,0.023186460658700267,0.014017925056084958,0.013266050188130122,0.012536703819403604,0.011444574682979266,0.011088963951430145,0.010521954704405104,0.009830712393488929,0.008879443416952251,0.008850529175959876,0.008784395647911331,0.007730340537247041,0.007676652132617693,0.007105896119341077,0.0068650980804765855,0.00615024780272156,0.005962109311376639,0.005814820943659773,0.005775050858360759],"twin_dists":[0.1572815165234177,0.23427745855661739,0.33163872124043514,0.3351966540117829,0.3445348665908293,0.3521649391171361,0.35634808194027096,0.3794210810067639,0.3818639954699849,0.3843536495078649,0.3883329476032606,0.3897015910595058,0.39196676600447655,0.39488012166700315,0.3992036857674203,0.399341474060169,0.3996581471978523,0.4050169719271737,0.40530711574110506,0.40850968234565094,0.40993066669601685,0.4144304008617975,0.415692951986246,0.41670671111640023,0.416984415093557],"n_dims_used":43,"mean_confidence":0.905489633249682},"coverage":{"mean_confidence":0.905489633249682,"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}}