{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012170},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012105","490:4900008544","490:4900010651","490:4900010667","490:4900010487","490:4900011240","490:4900010825","490:4900009925","490:4900010581","490:4900010582","490:4900011370","490:4900012175","490:4900009923","490:4900011444","490:4900010497","490:4900010031","490:4900010656","490:4900007162","490:4900010583","490:4900009927","490:4900010569","490:4900010498","490:4900006672","491:4910005807","490:4900006554"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.025791166728522132,0.022578397797749526,0.020155241516053798,0.019071266458682807,0.017362068453268677,0.016955765748090244,0.016886575881530065,0.012704606826267666,0.012146176120635815,0.011432120289246105,0.010473220501362297,0.008322132102105367,0.007243762970493173,0.0068172292049371065,0.00653972854157395,0.00648942853754843,0.006200807756582377,0.00508317221275658,0.0043015067769425755,0.003939060015179712,0.003673581262867436,0.0033306195475389026,0.0031754969171007823,0.0024209851146542146,0.0020125264883645495],"twin_dists":[0.35127259063024735,0.35760376684735234,0.36291918606254076,0.3654794737574594,0.3697874668939504,0.3708660230086944,0.37105194659435076,0.38376935757824276,0.38573994696244085,0.388380238370311,0.39216649124594444,0.4019331827953582,0.40771548333945906,0.4102184793403542,0.4119236966232365,0.41223974109420924,0.41409704676046916,0.4221148515508764,0.428734937269798,0.4321840929902474,0.43489876668096883,0.4386835268261632,0.4405135521054338,0.4507816327918161,0.4576436528861735],"n_dims_used":45,"mean_confidence":0.8904221428765191},"coverage":{"mean_confidence":0.8904221428765191,"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}}