{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006939","490:4900007574","490:4900006574","490:4900006699","490:4900006575","490:4900004909","490:4900006817","490:4900005190","490:4900006088","490:4900006824","490:4900006943","490:4900006216","490:4900005974","490:4900006694","490:4900005323","490:4900005181","490:4900007573","490:4900004908","490:4900006217","490:4900004508","490:4900006698","490:4900006089","490:4900005185","490:4900007677","490:4900007208"],"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":[0.3260351961513343,0.040685449567527135,0.04063192109875328,0.03954899294277522,0.032391812302187725,0.021718993302458432,0.011876115982192683,0.011354573018993397,0.01126305009208682,0.011108093071114806,0.010154150187035112,0.008831768263516535,0.007986350003450871,0.007982526899768846,0.007703469979508484,0.006914930899175302,0.0067718414685659385,0.004709259610987457,0.00353760925695602,0.0032204733246980416,0.002895779399555889,0.002405462689574729,0.0018111113177641334,0.0017369036618735249,0.001258252516990839],"twin_dists":[0.19444339982293346,0.32865609602866974,0.32872365653804786,0.33010686941094697,0.34015462621775266,0.3594295211567072,0.38672190963533254,0.3886757280168336,0.38902678651322875,0.3896269828224579,0.3934949540841103,0.39943109303473595,0.40365782278979656,0.40367783040208305,0.40516195947145395,0.409632957517401,0.4104930584712087,0.42515696684283777,0.436359110033427,0.43997469997277644,0.4440302541408718,0.4510222513044789,0.4615138701465499,0.46304038799975167,0.47463862011133773],"n_dims_used":45,"mean_confidence":0.9107601589626736},"coverage":{"mean_confidence":0.9107601589626736,"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}}