{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003745","489:4890004892","489:4890004575","489:4890003744","489:4890004275","489:4890003677","489:4890004005","489:4890003986","489:4890004885","489:4890003933","489:4890004740","489:4890003880","489:4890004322","489:4890004981","489:4890003943","489:4890004940","489:4890004434","489:4890003816","489:4890004517","479:4790001499","489:4890004986","489:4890004006","489:4890004004","479:4790001422","489:4890003931"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,479,489],"twin_sims":[0.8537210656847115,0.8484178446592201,0.8096286301253014,0.8076859966938761,0.8073053042961138,0.7923598203818474,0.7846246867433049,0.7644753372084628,0.7631366369291237,0.7594478608741443,0.7516517087310393,0.7512114184487493,0.7356720558380105,0.7272538812680429,0.726984351344128,0.7149436279189677,0.7147871259192583,0.7139388029050456,0.7111706715457549,0.7079901400743658,0.7072171808775497,0.7057913749737599,0.7057317536147096,0.7048079744601135,0.7029914063785798],"twin_dists":[0.073042307547707,0.07446736806947146,0.08440435272059589,0.08488307048321284,0.08497670180858273,0.08860822821695528,0.09045639755897503,0.09518400328576207,0.09549408581936371,0.09634614494371058,0.09813600474655386,0.09823666229030423,0.10176241437789835,0.10365247677193763,0.10371278035597364,0.10639433121132823,0.10642903317198044,0.10661707153392273,0.10722990656156407,0.1079326709717394,0.10810324710537673,0.10841767681634351,0.10843081892769893,0.10863438264603,0.10903434838232913],"n_dims_used":45,"mean_confidence":0.9170696682400173},"coverage":{"mean_confidence":0.9170696682400173,"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}}