{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001295","480:4800001479","480:4800001417","480:4800002361","480:4800001299","473:4730004733","480:4800001362","480:4800001759","480:4800002047","480:4800001645","480:4800001300","480:4800001301","473:4730006970","500:5000008496","480:4800001370","480:4800001470","489:4890002050","480:4800002191","480:4800001537","480:4800001933","471:4710000658","473:4730005104","489:4890002221","480:4800001302","473:4730004723"],"twin_admin_codes":[480,480,480,480,480,473,480,480,480,480,480,480,473,500,480,480,489,480,480,480,471,473,489,480,473],"twin_sims":[0.023849288107941135,0.022575715160048627,0.02190157458601818,0.02035807467593919,0.015773445442632785,0.014841518718193263,0.01185942489793846,0.01025899207099893,0.01007175598075522,0.009733608934192627,0.008994983199520459,0.008787981686137415,0.007955549293675512,0.006864546202450478,0.00588346271072967,0.005403349284856409,0.0051881227018856545,0.00512470641585667,0.004890477015966743,0.00473655930324441,0.004437737751524245,0.004273319323144839,0.004176227964036167,0.0040034593031786575,0.0038158901135615336],"twin_dists":[0.35501142574110295,0.3576093713478111,0.3590364520100905,0.3624535021063995,0.37413895618371623,0.37687449055094785,0.38678324768433225,0.39305438858520986,0.39384404376336146,0.3953039138223356,0.3986570650878669,0.399640921263923,0.40381925815582714,0.4099339745729526,0.41623141284488474,0.41966690484455027,0.4212974374192464,0.4217895491914708,0.42365628815428685,0.42492758190027996,0.4275065124305681,0.428993514308721,0.4298961999551319,0.43155071996567573,0.4334221749597779],"n_dims_used":43,"mean_confidence":0.9130030787268351},"coverage":{"mean_confidence":0.9130030787268351,"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}}