{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012359","490:4900012714","490:4900012715","490:4900005359","466:4660005421","490:4900005362","490:4900003165","466:4660006124","466:4660005771","490:4900012644","490:4900005102","490:4900004827","466:4660006864","490:4900012914","466:4660007603","466:4660005420","466:4660005541","490:4900005490","490:4900004689","466:4660007597","490:4900001812","490:4900012499","490:4900005377","466:4660006865","466:4660006730"],"twin_admin_codes":[490,490,490,490,466,490,490,466,466,490,490,490,466,490,466,466,466,490,490,466,490,490,490,466,466],"twin_sims":[0.5658099082965663,0.5227335513065824,0.4598647743098792,0.34904142389781706,0.3478076118144495,0.3173980166095363,0.31699715902904574,0.31633533445954437,0.3080793724150128,0.3008392122191303,0.29197093527199414,0.272775617310255,0.26629907263670666,0.26311332028376977,0.2626212936805292,0.25952842718783187,0.25291006719805204,0.2467265595946803,0.24510655783696506,0.24101358793691668,0.24044170232019157,0.23902888522305796,0.23577099460172962,0.23381895456374235,0.22445030662839294],"twin_dists":[0.13860682183929646,0.14792965296927976,0.16188247151603777,0.1884357230259251,0.188752432027521,0.19675866693883348,0.19686697345599236,0.19704595931383898,0.1992968611827503,0.20129953426377323,0.20379132324216592,0.20934427769001226,0.2112715248704351,0.2122302092293815,0.21237891934018774,0.21331773138519208,0.21535064547610083,0.21728080145083067,0.21779159504413856,0.21909190603635656,0.21927472599648712,0.21972758822731506,0.2207785536566982,0.221412817346792,0.22450644581075396],"n_dims_used":45,"mean_confidence":0.9176083882649739},"coverage":{"mean_confidence":0.9176083882649739,"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}}