{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003213","487:4870000979","487:4870001434","494:4940007381","487:4870002824","487:4870001989","487:4870000498","487:4870006748","487:4870000509","487:4870001624","487:4870003486","487:4870000640","487:4870000968","480:4800000693","487:4870003651","487:4870008891","496:4960009679","490:4900001357","494:4940007050","487:4870001454","487:4870004212","487:4870006273","487:4870002858","487:4870005404","466:4660002730"],"twin_admin_codes":[487,487,487,494,487,487,487,487,487,487,487,487,487,480,487,487,496,490,494,487,487,487,487,487,466],"twin_sims":[0.06290046279627595,0.05251122283285511,0.014211728740760978,0.01283577657642484,0.012018469513661725,0.006862063300297118,0.006358266284701629,0.006292331718636076,0.005918042418188964,0.005646677329404612,0.004936185236542596,0.004470266612260199,0.004463203183998339,0.004090032233758746,0.0036915507821408235,0.003528110388559434,0.003445229896414699,0.002876524026050785,0.0026625862250182005,0.0025865111166309108,0.002424806905886423,0.0023389925343737803,0.002307276350546004,0.0022172915750855635,0.0021430985858072265],"twin_dists":[0.3054785851263592,0.31528905562093534,0.3788101821712697,0.3833176335803186,0.38620185987226197,0.40994885968885914,0.41307435797295317,0.4134997916780383,0.41599386453803633,0.4178927521821755,0.42328573934963193,0.4272182608121619,0.4272806905635245,0.43071371125334545,0.43470947094918383,0.43646302967989326,0.43738074039596286,0.44428361857160464,0.44720813431707684,0.4483001438811593,0.4507226069500314,0.45206900572449893,0.45257811593902386,0.45405832720609324,0.45532085837793596],"n_dims_used":43,"mean_confidence":0.9051536737486373},"coverage":{"mean_confidence":0.9051536737486373,"n_dims_used":43,"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}}