{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000651","480:4800000528","480:4800000537","480:4800000799","480:4800000640","480:4800000680","480:4800000646","480:4800000751","480:4800000676","480:4800001086","480:4800000397","480:4800001089","480:4800000683","480:4800000546","480:4800000611","480:4800000654","480:4800000376","480:4800001043","480:4800000471","480:4800000544","480:4800000384","480:4800000542","480:4800000395","480:4800000345","480:4800000723"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7815856807874798,0.7193945155989779,0.6849194154814933,0.6769113367840984,0.6445315779308917,0.5995666082585682,0.5872609443310565,0.5735178232426681,0.5627593376853437,0.5475833267489191,0.5440972773161471,0.5074405163001803,0.4958061234209353,0.4953489147446412,0.4897265895796138,0.4870871912454272,0.4717884595407706,0.4671709252399429,0.46533551650059574,0.45892182592795805,0.4482715718509485,0.4448256531550874,0.4410417693162688,0.43101402523880294,0.42961081732746575],"twin_dists":[0.09117716239463952,0.10540582846238605,0.1129914144017289,0.1147336506691477,0.12172662034990334,0.13136574290942007,0.13400202876750808,0.13695032398691115,0.13926314842626827,0.14253577165053397,0.14328955475462807,0.15127738626869427,0.1538418325203578,0.15394295167697777,0.155188657299632,0.155774920152262,0.15919291552478101,0.16023165393157504,0.16064551100968383,0.16209620112008621,0.16452140432679524,0.165310670043898,0.16618004678810472,0.1684982857429481,0.1688244006599183],"n_dims_used":43,"mean_confidence":0.9172448446584303},"coverage":{"mean_confidence":0.9172448446584303,"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}}