{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005379},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005639","490:4900005109","490:4900001833","490:4900005246","490:4900004557","490:4900005243","490:4900004822","490:4900004694","490:4900002597","490:4900004695","490:4900001671","490:4900005510","490:4900002594","490:4900005245","490:4900004690","490:4900005624","490:4900005378","490:4900004684","490:4900001674","490:4900004558","490:4900004962","490:4900004411","490:4900001823","490:4900003043","490:4900002285"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8421991691186209,0.6868372453839403,0.65402085362809,0.6467696692709624,0.5903190266361522,0.5757572335915343,0.5697452270728528,0.5510290024568595,0.5287453240454825,0.5163564503352308,0.5132414102595511,0.5110388497145092,0.4940989948507047,0.49399408178528387,0.4933014949578658,0.48895023924493114,0.48691058195506504,0.4813894560409301,0.4706082537369191,0.42885296947200596,0.4071021858932246,0.39808445465342274,0.3929884961185319,0.3814855598564939,0.3686611952458591],"twin_dists":[0.07611548035645449,0.11257322795787582,0.11968426104911464,0.12124533548428011,0.13334665452329636,0.13646949799439456,0.13776077581141288,0.14179151882217544,0.14662000099548325,0.149322675045693,0.1500046346862356,0.15048745369853841,0.1542195295277444,0.15424275354454345,0.1543961036886771,0.15536100089849006,0.15581418292884558,0.15704383657315435,0.15945808077731474,0.16900071024145896,0.1741181536483507,0.17627476185147,0.17750330985703988,0.18030417398306658,0.18347521262660105],"n_dims_used":45,"mean_confidence":0.9201464335123698},"coverage":{"mean_confidence":0.9201464335123698,"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}}