{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003926},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003988","489:4890004272","489:4890004329","489:4890003924","489:4890004050","489:4890004278","489:4890004752","489:4890003862","489:4890004474","489:4890003750","489:4890004386","479:4790002060","489:4890004656","489:4890004528","479:4790002145","489:4890004980","479:4790002824","489:4890003927","479:4790002903","489:4890004220","489:4890003923","489:4890004480","489:4890003868","489:4890003807","489:4890003674"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,479,489,489,479,489,479,489,479,489,489,489,489,489,489],"twin_sims":[0.9627846840998384,0.93268238557234,0.9308829532403134,0.9183891533154301,0.9147615645757051,0.8578483947374149,0.8367002001508392,0.8314579603867394,0.8222334210076248,0.8065204548560951,0.7874985639763068,0.7809914495301908,0.7553717443217269,0.751309332929485,0.7424800291999704,0.7123349634670879,0.6918407430503851,0.6910307371380355,0.6869836070427848,0.6819744743649091,0.6803499125327078,0.6799953526628424,0.6797846984875898,0.6785136388280125,0.677703557522293],"twin_dists":[0.03576880178096182,0.04848705619657217,0.04915427003342035,0.053590835326599126,0.05482236801981049,0.0719199580325155,0.07755354858873323,0.07890867333420667,0.0812584630749243,0.08516954976523969,0.08977206625375424,0.0913177577433279,0.0972837544209839,0.09821428126328942,0.1002239500542789,0.1069722824131937,0.1114803578402183,0.11165746695279431,0.11254129777652731,0.11363283630743266,0.11398630814485053,0.11406341954082697,0.11410922798179653,0.11438554161510077,0.11456156563624953],"n_dims_used":45,"mean_confidence":0.9172592163085938},"coverage":{"mean_confidence":0.9172592163085938,"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}}