{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002999","480:4800003028","480:4800003157","480:4800003511","480:4800003397","480:4800003508","480:4800003767","480:4800003454","480:4800003029","480:4800003634","480:4800003399","480:4800003398","480:4800003342","480:4800003456","480:4800003453","480:4800003401","480:4800003570","480:4800003448","480:4800003122","480:4800003768","480:4800003446","480:4800002619","480:4800003115","480:4800003072","480:4800002605"],"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":[0.5330145088511669,0.4332469185225593,0.392815943124313,0.31389643314536375,0.30781551775786514,0.30529655835017794,0.2877361040297969,0.2840895960808144,0.28364712975786355,0.2794642319831833,0.273807082198696,0.19903889651241388,0.19096562408440768,0.18496141927866785,0.1825781256043319,0.16652855155461918,0.16431513113358803,0.1627483773565456,0.15496322562621756,0.1528570995844509,0.13872766378907753,0.13457446202277792,0.1330136194054369,0.13089949940735704,0.12418051927153854],"twin_dists":[0.14569192797307137,0.1679802325116457,0.17754503791917503,0.19770738030824667,0.19936936425820848,0.2000633456079118,0.20499703756959892,0.20604378549381855,0.20617134624672145,0.20738324346190407,0.2090399570171505,0.23335919389439935,0.23633316129252013,0.23860230469871616,0.2395173669612733,0.2459116746583118,0.2468277641569522,0.2474816181962098,0.25080020809115516,0.2517188557743582,0.258136285853799,0.26011480797502606,0.26087021274222816,0.26190409573815,0.2652760064286171],"n_dims_used":43,"mean_confidence":0.9137785268384356},"coverage":{"mean_confidence":0.9137785268384356,"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}}