{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000748","500:5000000807","500:5000000804","500:5000000866","500:5000000749","500:5000000691","500:5000000692","500:5000000928","485:4850008213","500:5000000690","500:5000000689","500:5000000521","500:5000000751","500:5000000750","485:4850008249","500:5000000867","500:5000000991","500:5000000803","500:5000001050","500:5000000142","500:5000000581","500:5000000527","475:4750003713","500:5000000704","500:5000000148"],"twin_admin_codes":[500,500,500,500,500,500,500,500,485,500,500,500,500,500,485,500,500,500,500,500,500,500,475,500,500],"twin_sims":[0.8816694267528438,0.8547745003760768,0.8480004891004957,0.841840532694155,0.8405029575169335,0.8251445381120018,0.7401535330336391,0.7090903966614364,0.7048047444763124,0.686457320976377,0.6563354719844252,0.5985384307439421,0.582965628311866,0.5802770270692235,0.5762908231362669,0.56269564281907,0.5593907378158499,0.5589062161460912,0.5378384310813509,0.5305465534309467,0.5287757454450116,0.5129918670061832,0.5049349064792356,0.5045896510554091,0.5027684094536793],"twin_dists":[0.06518045684143682,0.0727569784245443,0.07457873604078785,0.07620980773217431,0.07656094028869398,0.08052149301037045,0.10075073722866613,0.10768972295867785,0.10863509420270896,0.11265610156532276,0.11918533377461675,0.13158593669008742,0.13492291021032737,0.13549957274531468,0.13635495695123598,0.1392768571305109,0.13998843864829963,0.14009280962333784,0.14464509192133002,0.1462282421054118,0.1466133821166063,0.15005931029371494,0.15182830346781948,0.15190427308678633,0.15230524970452528],"n_dims_used":44,"mean_confidence":0.9169218756935813},"coverage":{"mean_confidence":0.9169218756935813,"n_dims_used":44,"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}}