{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001056","487:4870002163","487:4870004104","487:4870004847","487:4870006133","466:4660004063","487:4870009354","487:4870002985","490:4900003469","487:4870004830","466:4660012307","490:4900000928","487:4870006147","466:4660012316","487:4870005851","487:4870004976","490:4900001007","487:4870009048","487:4870007461","466:4660003769","487:4870004375","490:4900001585","487:4870004098","487:4870004255","494:4940008727"],"twin_admin_codes":[490,487,487,487,487,466,487,487,490,487,466,490,487,466,487,487,490,487,487,466,487,490,487,487,494],"twin_sims":[0.226253139265379,0.1181439713726394,0.11803719491591932,0.11370425888958327,0.10962081492382018,0.0833851226115197,0.0801958307468561,0.07632702148045879,0.07605423469707598,0.07437257761855848,0.06757055787138717,0.06068851588017797,0.058683364964261776,0.05678204903461739,0.056435780559033887,0.05614501773594823,0.05436920225716878,0.053818888507464434,0.05325075924136863,0.052930584240660536,0.05240545587151992,0.05009550240104119,0.0475887193221979,0.04636433711468092,0.04462951983928658],"twin_dists":[0.22390458197548044,0.2684258585482781,0.26848267023095557,0.27082206017923305,0.27309044202500665,0.28949401196033697,0.2917574063000882,0.2946020754544867,0.2948069948697754,0.29608352462303567,0.3014981285135187,0.307448919383917,0.3092867036492612,0.31107773182515647,0.3114092267703325,0.31168888446124804,0.3134233542470694,0.31397037293591906,0.31453998621762363,0.31486322186556254,0.31539690065790216,0.3177986003758187,0.32051168621914006,0.3218804803400235,0.3238726917701366],"n_dims_used":45,"mean_confidence":0.9096380445692275},"coverage":{"mean_confidence":0.9096380445692275,"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}}