{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003412","489:4890003603","489:4890003406","498:4980000918","500:5000001859","479:4790001755","479:4790001904","498:4980000672","467:4670004560","484:4840004156","484:4840004263","498:4980001635","489:4890003413","489:4890002944","484:4840004713","498:4980003580","489:4890002175","469:4690000706","496:4960003540","478:4780005246","469:4690002915","484:4840003366","484:4840004508","489:4890001775","469:4690008829"],"twin_admin_codes":[489,489,489,498,500,479,479,498,467,484,484,498,489,489,484,498,489,469,496,478,469,484,484,489,469],"twin_sims":[0.24212823226713978,0.15749553822968645,0.10748658883387342,0.10091684617025007,0.09840368403670197,0.08953125970685571,0.08616382982484938,0.08280362265331487,0.08050100080227957,0.07640232692219842,0.07632783064023142,0.07607538526051057,0.07385937627822049,0.0717174681788043,0.06991583831957346,0.06651079379623438,0.06617185009818582,0.0636732488711265,0.06313407356030998,0.06271567878179912,0.06259049175152587,0.062172074198480955,0.0619306830681306,0.061562071748170924,0.06118815374389962],"twin_dists":[0.21873638417239313,0.24970768438737925,0.2743021237819949,0.2781533392923289,0.2796784308897151,0.2853202348310359,0.28757770773544655,0.28990146956799967,0.2915377445485052,0.2945456094049371,0.2946014684861948,0.2947910852505148,0.2964777296123176,0.29814729861072503,0.29958320413851086,0.30238122338194157,0.302666084216432,0.3048035938439358,0.30527382458291924,0.305640990632693,0.3057512396664882,0.30612104581410743,0.306335321530112,0.30666385246796196,0.3069987665712325],"n_dims_used":45,"mean_confidence":0.9195679558648003},"coverage":{"mean_confidence":0.9195679558648003,"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}}