{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003328","480:4800003276","480:4800003379","495:4950004188","495:4950003709","495:4950004034","495:4950003656","492:4920000311","495:4950003417","495:4950004157","495:4950003710","495:4950004226","495:4950003987","495:4950003765","495:4950004207","495:4950004270","495:4950004214","495:4950003519","495:4950004246","495:4950003522","495:4950003764","492:4920000269","492:4920000270","495:4950003670","495:4950003989"],"twin_admin_codes":[480,480,480,495,495,495,495,492,495,495,495,495,495,495,495,495,495,495,495,495,495,492,492,495,495],"twin_sims":[0.13364542971384127,0.13123238875351806,0.10691278182779711,0.08390257890819981,0.08116188712070267,0.07777326342533401,0.059307358591802306,0.058198524344826114,0.04965458546276066,0.04499425372106798,0.04049062249931183,0.03054024603603274,0.02979945073720639,0.0279596986575417,0.027387181605148605,0.025288961555515417,0.024078488033603837,0.023938958179522917,0.02024264306957581,0.01870936707463202,0.01832884701457367,0.017925199642739465,0.016442513985821215,0.016120924950827675,0.01584793476564337],"twin_dists":[0.2605636356802073,0.26174047009882406,0.2746310750491647,0.28913333385791284,0.29106431592129484,0.29352539586406917,0.30870932816949126,0.30973882330726443,0.318267469655576,0.3234485186667199,0.3289023569017098,0.34306094075406485,0.3442661463504525,0.3473743731872954,0.3483775189866071,0.3522155524271074,0.3545567057092564,0.35483307644754275,0.3627180224874994,0.36636259880409494,0.36730742018106144,0.368328614229866,0.37226137877341203,0.373155288521263,0.37392649377778403],"n_dims_used":43,"mean_confidence":0.8778501111407613},"coverage":{"mean_confidence":0.8778501111407613,"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}}