{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001625","490:4900002059","490:4900002055","470:4700002783","469:4690000797","493:4930004128","469:4690004767","493:4930004859","469:4690000780","488:4880003788","490:4900004190","469:4690000848","470:4700006006","496:4960011745","466:4660003248","490:4900001754","485:4850003861","469:4690000847","496:4960006098","496:4960010101","488:4880005421","466:4660005562","496:4960012580","490:4900002950","493:4930004686"],"twin_admin_codes":[490,490,490,470,469,493,469,493,469,488,490,469,470,496,466,490,485,469,496,496,488,466,496,490,493],"twin_sims":[0.5643359819289038,0.512799664345395,0.4242298372296607,0.3555855403654547,0.3066004075547831,0.27779779364601453,0.2737528740711578,0.25463936813617244,0.23209919393964476,0.21938540412492014,0.2037441451375645,0.18769178263245742,0.16048002443994466,0.153933789553173,0.15202423044813848,0.15024546881073692,0.14261061944598863,0.14110869808435045,0.14059531932876654,0.14008229235499453,0.1396049877380288,0.13800228736691736,0.13734408614481375,0.13593956599841042,0.13235398251791214],"twin_dists":[0.13892387944441117,0.15010142697007664,0.17007904895326484,0.1867656034477411,0.19970372017724788,0.20786912082207898,0.20905593288696037,0.2148162477403322,0.22197449192910962,0.22621475860735857,0.2316642160609072,0.23756412562702536,0.2484364041718121,0.25124807551581624,0.25208469770130604,0.25287098737334207,0.25632613318778896,0.2570218910670051,0.2572609753134946,0.25750054646406245,0.2577240243008704,0.2584786190500549,0.2587904156343604,0.2594595087788583,0.26119146323226594],"n_dims_used":45,"mean_confidence":0.9162770589192708},"coverage":{"mean_confidence":0.9162770589192708,"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}}