{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004469","489:4890004064","479:4790001737","489:4890004659","489:4890004703","489:4890004318","489:4890004009","489:4890004740","489:4890004129","489:4890004319","489:4890004163","489:4890004316","489:4890003676","489:4890004182","489:4890004231","489:4890004702","489:4890004700","479:4790001655","479:4790002642","479:4790001732","489:4890004839","489:4890004744","479:4790003330","479:4790001579","479:4790003150"],"twin_admin_codes":[489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,479,479,489,489,479,479,479],"twin_sims":[0.9243344112061729,0.9087864118573777,0.8822311514792267,0.878828447314545,0.8758968334444343,0.8757642103523701,0.8704387612130919,0.8627342332250751,0.8383913297492741,0.8371796292019427,0.8275267306960731,0.8268001910235047,0.8225765057180464,0.804612578663018,0.8020053616313431,0.7940665590615985,0.7936412773848788,0.7911959719862133,0.7738992342544767,0.7731463707454552,0.7714200014334969,0.7663483353545193,0.7620911134454418,0.758234173980157,0.7466638331793745],"twin_dists":[0.0515198703851311,0.05680288512256447,0.06501542798906074,0.06601037859525562,0.06685874148623876,0.0668969327954987,0.06841757204429183,0.0705754245186952,0.07711314649644048,0.07742886038773283,0.0799153231473713,0.08010049833042704,0.08117182150151506,0.08563730792268491,0.0862742026897123,0.08819768567034554,0.08830007968380034,0.08888760007397464,0.09298752126401189,0.09316390335421294,0.0935677505324612,0.09474937419917451,0.09573593842195002,0.0966257465045019,0.09927377076354602],"n_dims_used":44,"mean_confidence":0.9186416972767223},"coverage":{"mean_confidence":0.9186416972767223,"n_dims_used":44,"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}}