{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008911","490:4900008909","490:4900007915","490:4900009023","490:4900008356","490:4900008589","490:4900007802","490:4900009327","490:4900008368","490:4900008798","490:4900009357","490:4900008256","490:4900008137","490:4900007800","490:4900009252","490:4900007917","490:4900009018","490:4900008038","490:4900008799","490:4900009206","490:4900008244","490:4900008695","490:4900008815","490:4900009415","490:4900008807"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0678967340321507,0.03234469472713325,0.006615571529984029,0.005445841980059666,0.004742274483486218,0.00473085727975771,0.004041507250562273,0.003281367197215748,0.003155012818258359,0.001562157095420092,0.001460418187180891,0.0010791869454889805,0.0008051120116545733,0.0007130576510872126,0.0007127761248727587,0.0006919441997237398,0.00040642149782212127,0.000400165316247028,0.0003728370522963036,0.00031715640663891235,0.00024069564552320984,0.00013262094482097492,0.00008928266552440531,0.00005830749007370708,0.00004370443123043167],"twin_dists":[0.30122859930262086,0.3402268015810238,0.4114512752780674,0.41935194506427786,0.4248797120239562,0.4249753937890931,0.43118085583324317,0.43925598809052924,0.4407612806284121,0.46688704637257916,0.4693137275942898,0.4800631664357416,0.49024923841581663,0.49440910373638375,0.49442257583520755,0.49543347310412,0.5132300503770072,0.5137396357992181,0.5160568625109989,0.5213167585531245,0.5301672335610371,0.5488027926534521,0.5608323596399857,0.5735037367814572,0.5819206388708409],"n_dims_used":45,"mean_confidence":0.8873972574869792},"coverage":{"mean_confidence":0.8873972574869792,"n_dims_used":45,"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}}