{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001706},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002065","487:4870002051","466:4660010310","487:4870002056","487:4870001978","487:4870001890","466:4660010805","494:4940006336","466:4660012253","487:4870002060","466:4660012248","491:4910005492","487:4870000550","491:4910005923","487:4870001891","494:4940006226","466:4660010812","497:4970002030","497:4970002964","494:4940007189","492:4920003330","466:4660012255","494:4940006757","497:4970002111","466:4660009310"],"twin_admin_codes":[487,487,466,487,487,487,466,494,466,487,466,491,487,491,487,494,466,497,497,494,492,466,494,497,466],"twin_sims":[0.024465000581629686,0.012958531806626702,0.008987480914418998,0.00844506381263529,0.006911910726998923,0.006831424053503561,0.004593601416508621,0.003771667044680614,0.0024979072268931043,0.00202380156787467,0.0016388294600308893,0.0014887351069134374,0.001169656995417871,0.0008653983619383239,0.0008212388452838524,0.0006306933418076518,0.0006028282217552774,0.0006008508927479083,0.000561693852416866,0.00044940849326116796,0.0004475206634908353,0.0004246609594423074,0.00039420075744312725,0.00033142640945094007,0.0003307843532448167],"twin_dists":[0.35379830539452795,0.38289857402739225,0.3986923674187492,0.40131734273995023,0.40965094548026315,0.41013294335404316,0.42614235570336056,0.43387558515174596,0.44960971901861396,0.4574376931782302,0.46515279802573417,0.4686230169596704,0.47722626409359725,0.48775852452155705,0.4895664087035033,0.49857903267834786,0.5001054295012279,0.5002162286987174,0.5024834884948417,0.5099150340043785,0.5100542617897276,0.5117852262459064,0.5142324601475307,0.5198908257044229,0.5199537352008038],"n_dims_used":43,"mean_confidence":0.8964365582133449},"coverage":{"mean_confidence":0.8964365582133449,"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}}