{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013352","487:4870000107","466:4660013743","487:4870000059","487:4870001337","466:4660010203","487:4870001338","466:4660011790","487:4870000244","466:4660013679","494:4940005024","494:4940007380","487:4870001244","487:4870002591","466:4660011796","466:4660011791","487:4870000725","487:4870000440","494:4940007272","466:4660011614","466:4660009842","466:4660011636","494:4940004546","487:4870002825","487:4870001900"],"twin_admin_codes":[490,487,466,487,487,466,487,466,487,466,494,494,487,487,466,466,487,487,494,466,466,466,494,487,487],"twin_sims":[0.041206786639509656,0.005914848862462904,0.003359576999676259,0.0025468378321175196,0.0021075084266660563,0.002071918921692904,0.001990857268196135,0.0018328065119414046,0.001732360784263124,0.0015603985129287287,0.0015107035081748609,0.0014713954312267892,0.0013672509513028611,0.0012745787976971318,0.0011953509680640456,0.000981484697147278,0.00086389509499399,0.0008405531081646101,0.0008066544332446061,0.0007715403850531248,0.0007086250757728526,0.0005297826266871209,0.0005255838421634342,0.0005246444411022215,0.0005172693903551741],"twin_dists":[0.3280019870143983,0.41601575036561894,0.4383505489349409,0.44888135430053855,0.45594080415905036,0.45657043374418443,0.4580424769445943,0.46107846060533203,0.4631357791227956,0.4669277374836016,0.4680954654936448,0.4690445133702429,0.4716770021982148,0.47418025518845797,0.4764576311888843,0.4833859374616862,0.48781864377441064,0.48876483621543093,0.49018338306784254,0.49171247720126543,0.4946217964768514,0.5044430675215889,0.5047090626175997,0.5047688457018433,0.5052416944467609],"n_dims_used":45,"mean_confidence":0.9146856519911024},"coverage":{"mean_confidence":0.9146856519911024,"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}}