{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003122","497:4970002875","492:4920006498","497:4970002056","665:6650001003","497:4970002137","497:4970003030","497:4970002643","497:4970002367","487:4870006542","491:4910004841","487:4870004628","497:4970000793","476:4760003227","497:4970000228","469:4690002811","480:4800000296","497:4970002447","469:4690002712","483:4830000233","490:4900006557","497:4970002215","497:4970001460","497:4970002580","497:4970002221"],"twin_admin_codes":[497,497,492,497,665,497,497,497,497,487,491,487,497,476,497,469,480,497,469,483,490,497,497,497,497],"twin_sims":[0.0073481455602786945,0.0018790037413848946,0.0007640949342944274,0.0005602274622435077,0.00046760788610041275,0.0003521588857778125,0.0003474745459708313,0.00024857067967649026,0.00024376663793958188,0.00015742991534112134,0.00014951805960039758,0.0001353245690325218,0.00012224678613800748,0.0000967540458836353,0.00008687992719175385,0.00008092366219407991,0.00007668331467072766,0.00006673363056576428,0.00005965019686349638,0.00005423005983800469,0.00005212871671233669,0.000050173780587346736,0.00005003492539653338,0.00004584876303713032,0.00004413721405048124],"twin_dists":[0.4071231591836308,0.46016690123686893,0.4920450034570959,0.5025712300578803,0.5086001816209595,0.5179184856162913,0.5183544167322444,0.5291419840735669,0.5297637231947631,0.5435066577500088,0.5451045396705001,0.5481821786337124,0.5513005615367137,0.5584101074963346,0.5616522334458275,0.5637810742088438,0.5653890486428136,0.5695200339470081,0.572833745908917,0.5756319522748469,0.5767888015291582,0.5779055101417455,0.5779863913082395,0.5805306002497278,0.5816349498095307],"n_dims_used":45,"mean_confidence":0.9001595391167535},"coverage":{"mean_confidence":0.9001595391167535,"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}}