{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001831","480:4800002064","480:4800002216","466:4660004972","480:4800002217","480:4800001519","480:4800001832","480:4800001896","480:4800002067","470:4700005047","480:4800002009","480:4800002168","480:4800002534","480:4800001281","480:4800001455","480:4800001664","480:4800001781","480:4800001951","480:4800001782","480:4800003865","472:4720002797","480:4800002536","480:4800001558","470:4700005785","480:4800002128"],"twin_admin_codes":[480,480,480,466,480,480,480,480,480,470,480,480,480,480,480,480,480,480,480,480,472,480,480,470,480],"twin_sims":[0.5589175726226435,0.5053001787446562,0.43881526800039156,0.39867358044491125,0.38979672759105705,0.38185076501338344,0.3790172702988455,0.34465676859917643,0.3259927145742535,0.3085995474637207,0.3043613304941448,0.2994403356592739,0.27442086841478897,0.27058215303647226,0.26291134733160665,0.26097896391250996,0.2583251509795213,0.2481966875795453,0.24660316733525534,0.24573143286950883,0.24173835980193698,0.23605923198756107,0.23373102698371492,0.23110211344147233,0.22981618747315843],"twin_dists":[0.1400903631758654,0.15174794453433893,0.1666929564503716,0.17613320084742856,0.17827655552025098,0.18021463735024348,0.18091040647248607,0.18956392528590504,0.19445470315025384,0.19915402987990688,0.20032184602831746,0.20168969259024838,0.20885920118192117,0.20999379455389725,0.21229123245740167,0.2128765644014883,0.21368487526017169,0.2168191262588212,0.21731963152041125,0.21759431254850942,0.21886061528319392,0.22068519013037868,0.22144146861913747,0.22230139278637503,0.22272436873466087],"n_dims_used":43,"mean_confidence":0.9209651503452035},"coverage":{"mean_confidence":0.9209651503452035,"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}}