{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004467},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003641","490:4900005018","490:4900004332","490:4900003372","490:4900004746","491:4910001453","490:4900004607","490:4900007037","490:4900005418","490:4900002682","490:4900004469","490:4900005940","490:4900001240","490:4900002531","490:4900005558","490:4900004062","490:4900006312","490:4900002691","490:4900004063","490:4900003637","497:4970001122","490:4900004917","490:4900003106","490:4900003642","490:4900003108"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490],"twin_sims":[0.419322641894058,0.16708452943116023,0.08621682546934013,0.06384521465238645,0.030986030948016812,0.013868810958958533,0.006796101786295264,0.005167061549325083,0.003262175111542736,0.002016472015960327,0.0014091407297398845,0.0013535646740583914,0.0011694322719226578,0.0007795678524158578,0.0007279744207118737,0.00045840816365622875,0.0004133743270294808,0.00023423800814392686,0.00018723048050708536,0.00016480563610309594,0.00010620887178937003,0.00009819432353714139,0.00008405250474777785,0.0000824515015224274,0.00007919145514690195],"twin_dists":[0.1712290209516128,0.24568294872900096,0.28754164145388067,0.3046543029893544,0.34234770939259695,0.3798962078331469,0.41034608716548254,0.4214602657065764,0.43948118332192726,0.4575714602969321,0.4705965863347619,0.47203663337716256,0.47723305537845045,0.4913572847991058,0.4937022681040643,0.5092587344170123,0.5126722639443441,0.5310317600992864,0.5380996453119402,0.5420838424578579,0.5555866904938557,0.5579635960435155,0.5626449663068425,0.5632212042053154,0.5644280715187009],"n_dims_used":44,"mean_confidence":0.8947423588145863},"coverage":{"mean_confidence":0.8947423588145863,"n_dims_used":44,"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}}