{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001943","489:4890003458","489:4890004657","489:4890003322","489:4890003662","489:4890002111","489:4890003335","479:4790001514","489:4890004085","489:4890002446","489:4890003633","489:4890002358","489:4890002202","489:4890003718","489:4890002158","489:4890001838","484:4840004696","489:4890003876","489:4890002661","489:4890002090","479:4790003008","489:4890002092","489:4890003473","470:4700004841","484:4840003557"],"twin_admin_codes":[489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,484,489,489,489,479,489,489,470,484],"twin_sims":[0.6018108950565488,0.5212328719415463,0.5151726071201739,0.5134181584611706,0.4743736377000322,0.4672307466708586,0.43732138968245426,0.42835515005539565,0.42580454646777466,0.4212513968803228,0.41669371461158106,0.4133588954683036,0.399542237203502,0.39768716674092636,0.3822776102800096,0.38057363307981157,0.37960083500955133,0.3763370170839954,0.3760262882060972,0.3737698951218745,0.37161132142610875,0.3710295090424843,0.37035984740722416,0.36799430454074683,0.3656564687796839],"twin_dists":[0.13088513590484918,0.14825710201500247,0.14958172784234144,0.14996591270085477,0.15861285686494864,0.1602181745232012,0.16703766766772182,0.16911659488493966,0.1697112071001742,0.17077635628057394,0.17184743876988975,0.1726343222973007,0.1759246453218624,0.17637028020806442,0.1801100406788312,0.1805279296185344,0.18076690633410186,0.1815708703263571,0.18164758771451736,0.18220561357883666,0.18274100079211666,0.18288556945409679,0.18305210607513314,0.18364158981045128,0.18422603287023573],"n_dims_used":45,"mean_confidence":0.9192342122395833},"coverage":{"mean_confidence":0.9192342122395833,"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}}