{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940006367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940006473","494:4940004111","494:4940006049","494:4940006266","496:4960004360","496:4960008368","490:4900000425","490:4900000275","490:4900001317","490:4900000731","496:4960008957","490:4900000078","490:4900000276","496:4960008589","490:4900000707","490:4900000682","496:4960007150","490:4900004321","490:4900000403","496:4960008036","490:4900000434","490:4900003349","496:4960009064","494:4940006054","490:4900000490"],"twin_admin_codes":[494,494,494,494,496,496,490,490,490,490,496,490,490,496,490,490,496,490,490,496,490,490,496,494,490],"twin_sims":[0.609839850809146,0.4153670789070767,0.4096300901517108,0.39460384139283805,0.32913535815281697,0.3003399782668122,0.2647159026369963,0.25930838752981017,0.25782428320453893,0.25694604980244284,0.25592505015653094,0.255891816788813,0.25346796813327654,0.24522809094862313,0.24055202335672868,0.23891986954516312,0.23812475262620833,0.23516794226884538,0.2345276071909818,0.23433893407562306,0.23303072563521854,0.22796600689493654,0.227653937007172,0.22573833798474438,0.22256820226082055],"twin_dists":[0.129165893662611,0.1721601450890262,0.17351744244210662,0.17711308640746354,0.19362070745693233,0.20143865284721518,0.21174704654687612,0.2133847897065474,0.21383801788258,0.21410699576819714,0.2144204304132277,0.21443064594405534,0.21517798694187507,0.21775319984725883,0.2192394367009154,0.21976260419465243,0.22001831183030002,0.22097413126279172,0.22118215983687478,0.22124352588448779,0.2216699152737704,0.22333569341421958,0.22343912857635903,0.22407611902630614,0.2251382158192745],"n_dims_used":45,"mean_confidence":0.9161646525065105},"coverage":{"mean_confidence":0.9161646525065105,"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}}