{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003645","480:4800003473","480:4800003644","480:4800003647","480:4800003310","480:4800003368","480:4800002881","480:4800003587","480:4800003262","480:4800003014","494:4940003061","494:4940003407","480:4800003261","480:4800003477","480:4800003257","494:4940002493","480:4800003778","480:4800002736","480:4800003170","480:4800003321","480:4800002927","494:4940002613","480:4800003422","480:4800003229","480:4800003730"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,494,494,480,480,480,494,480,480,480,480,480,494,480,480,480],"twin_sims":[0.4838662233900609,0.4241240694378753,0.42205982225155875,0.403344538265878,0.39748531360176914,0.37653384781351307,0.37090419578731026,0.3480191120483322,0.343039483723896,0.34289639747238515,0.33868717365934276,0.32606400036936606,0.32538367728909656,0.30992178095914374,0.3067961664960472,0.30184723746304254,0.3013143196406794,0.3011165386551125,0.2742778709331686,0.26836892420245695,0.262541756094892,0.2582145202203713,0.24404686114726046,0.2437785617087407,0.24060305797582007],"twin_dists":[0.15649167682297194,0.17010377596732235,0.17058688511813455,0.17501416255488741,0.17641882768802863,0.18152228982003166,0.18291672197361358,0.18869809981346106,0.18998198088103666,0.19001901801196153,0.19111227309127252,0.1944357361764097,0.19461684316411954,0.19879158823481766,0.1996498025912057,0.20101904387667105,0.20116726397813087,0.2012223115674841,0.2089012907776277,0.21065246786376018,0.21240297514722964,0.21371868499507213,0.21812689967544235,0.21821194279572204,0.2192231153922217],"n_dims_used":43,"mean_confidence":0.9223244245662245},"coverage":{"mean_confidence":0.9223244245662245,"n_dims_used":43,"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}}