{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002238},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002072","489:4890002816","489:4890002652","489:4890002320","489:4890003056","489:4890002981","489:4890003552","489:4890002401","489:4890002322","489:4890002407","489:4890003300","489:4890003137","489:4890003489","489:4890002556","489:4890003299","489:4890002904","489:4890003370","489:4890003053","489:4890002474","489:4890002487","489:4890003433","489:4890002314","489:4890002635","489:4890003367","489:4890002893"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.97093680822331,0.9283782148285774,0.9234933794904722,0.9022575567840471,0.8993371956742621,0.8915765736495825,0.8906738840324406,0.88865500758564,0.8880641973275759,0.8875773747432256,0.8775733251029841,0.8717157703694688,0.8714440996472153,0.8695943589608345,0.8637505602089542,0.861130212051736,0.8594721537504142,0.8561405661622179,0.8532722795348623,0.8497528724619859,0.84847264324002,0.8479066633102984,0.8441348074507204,0.8435274971049105,0.8426132740173645],"twin_dists":[0.03154313726645886,0.05007030212460567,0.05181703912569209,0.058904991430527937,0.059826125738204526,0.0622216598222131,0.062495659886109584,0.06310515317775982,0.06328266680862159,0.06342865162832984,0.06637457134064408,0.06805518795372874,0.06813239835016849,0.06865643262556718,0.07029348023449253,0.0710187975381519,0.07147507698269921,0.07238582332049641,0.0731636325458983,0.07411037236852924,0.07445273720979521,0.0746037573472045,0.07560504097744844,0.07576543628238801,0.0760064682782341],"n_dims_used":45,"mean_confidence":0.9139467027452257},"coverage":{"mean_confidence":0.9139467027452257,"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}}