{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004939","489:4890005031","489:4890004985","489:4890005032","489:4890005114","479:4790002484","489:4890004688","489:4890004986","479:4790003582","489:4890004006","489:4890005113","489:4890003861","489:4890003945","489:4890004326","479:4790002402","489:4890005030","479:4790002825","489:4890004690","489:4890003986","489:4890004430","489:4890003930","479:4790003420","489:4890004068","489:4890004372","479:4790003667"],"twin_admin_codes":[489,489,489,489,489,479,489,489,479,489,489,489,489,489,479,489,479,489,489,489,489,479,489,489,479],"twin_sims":[0.891794550553055,0.8514568677283835,0.8379617525807349,0.8030926072942299,0.7979940886800173,0.7810483726211643,0.7640932206920474,0.7622360663170402,0.7610151082649907,0.7263641919115406,0.7247110712012943,0.7001208977897085,0.6991715906826238,0.689008195073151,0.683159747215205,0.6814139492874324,0.6813605442977764,0.6783200164370327,0.6759587516646384,0.6637058671002678,0.6636857486809004,0.6625128082862882,0.6622597395650707,0.6584845230774848,0.6536998842279591],"twin_dists":[0.06215535634572158,0.07365301940150826,0.07722517012294593,0.08600893086397499,0.08724899798688204,0.09130429446456578,0.09527256023289313,0.09570242433875371,0.09598455117141327,0.10385148426438362,0.10422089377204402,0.10966548916874581,0.10987398307387197,0.11209938107781418,0.11337478245768974,0.11375482406840658,0.11376644506893703,0.11442761967006183,0.11494049486756681,0.1175943306435415,0.11759867852867009,0.11785211844940603,0.1179067868959329,0.11872180036078707,0.11975342245452468],"n_dims_used":45,"mean_confidence":0.9206225925021702},"coverage":{"mean_confidence":0.9206225925021702,"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}}